CINXE.COM

<!doctype html><html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><script type="text/javascript" src="/_static/js/bundle-playback.js?v=HxkREWBo" charset="utf-8"></script> <script type="text/javascript" src="/_static/js/wombat.js?v=txqj7nKC" charset="utf-8"></script> <script>window.RufflePlayer=window.RufflePlayer||{};window.RufflePlayer.config={"autoplay":"on","unmuteOverlay":"hidden"};</script> <script type="text/javascript" src="/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("https://www.reddit.com/login?dest=https%3A%2F%2Fwww.reddit.com%2Fsubmit%3Furl%3Dhttp%253A%252F%252Fwww.bbc.com%252Fautos%252Fstory%252F20160816-the-secret-lingo-of-flight-attendants%253Focid%253Dww.social.link.reddit%26title%3DThe%2Bsecret%2Blanguage%2Bof%2Bflight%2Battendants","20170407235121","https://web.archive.org/","web","/_static/", "1491609081"); </script> <link rel="stylesheet" type="text/css" href="/_static/css/banner-styles.css?v=S1zqJCYt" /> <link rel="stylesheet" type="text/css" href="/_static/css/iconochive.css?v=3PDvdIFv" />  <title>reddit.com: sign up or log in</title><meta name="keywords" content=" reddit, reddit.com, vote, comment, submit "/><meta name="description" content="reddit: the front page of the internet"/><meta name="referrer" content="origin"><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/><link type="application/opensearchdescription+xml" rel="search" href="/web/20170407235121/https://www.reddit.com/static/opensearch.xml"/><link rel="canonical" href="https://web.archive.org/web/20170407235121/https://www.reddit.com/login/?dest=https%3A%2F%2Fwww.reddit.com%2Fsubmit%3Furl%3Dhttp%253A%252F%252Fwww.bbc.com%252Fautos%252Fstory%252F20160816-the-secret-lingo-of-flight-attendants%253Focid%253Dww.social.link.reddit%26title%3DThe%2Bsecret%2Blanguage%2Bof%2Bflight%2Battendants"/><meta name="viewport" content="width=1024"><link rel="dns-prefetch" href="//web.archive.org/web/20170407235121/https://out.reddit.com/"><link rel="preconnect" href="//web.archive.org/web/20170407235121/https://out.reddit.com/"><link rel="icon" href="//web.archive.org/web/20170407235121im_/https://www.redditstatic.com/icon.png" sizes="256x256" type="image/png"/><link rel="shortcut icon" href="//web.archive.org/web/20170407235121im_/https://www.redditstatic.com/favicon.ico" type="image/x-icon"/><link rel="apple-touch-icon-precomposed" href="//web.archive.org/web/20170407235121im_/https://www.redditstatic.com/icon-touch.png"/><link rel="stylesheet" type="text/css" href="//web.archive.org/web/20170407235121cs_/https://www.redditstatic.com/reddit.WzM2j9N8-Sc.css" media="all"><link rel="stylesheet" type="text/css" href="//web.archive.org/web/20170407235121cs_/https://www.redditstatic.com/expando.HAQPFyXYvTs.css" media="all"><link rel="stylesheet" type="text/css" href="//web.archive.org/web/20170407235121cs_/https://www.redditstatic.com/listing-comments.AZZO7Kj_O88.css" media="all"><link rel="stylesheet" type="text/css" href="//web.archive.org/web/20170407235121cs_/https://www.redditstatic.com/place_global.hSmQdH6wRU4.css" media="all"><script type="text/javascript" src="//web.archive.org/web/20170407235121js_/https://www.redditstatic.com/reddit-init.en.qKqIsEzMerg.js"></script><script type="text/javascript" id="config">r.setup({"user_websocket_url": null, "feature_preview_comments_in_expandos": null, "ajax_domain": "www.reddit.com", "is_fake": true, "server_time": 1491609081.0, "post_site": "", "clicktracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/click", "pref_no_profanity": true, "renderstyle": "html", "requires_eu_cookie_policy": false, "nsfw_media_acknowledged": false, "stats_domain": "https://web.archive.org/web/20170407235121/https://stats.redditmedia.com", "pref_email_messages": false, "cur_screen_name": "", "cur_domain": "reddit.com", "feature_new_report_dialog": true, "events_collector_url": "https://web.archive.org/web/20170407235121/https://events.redditmedia.com/v1", "feature_expando_events": true, "facebook_app_id": "322647334569188", "is_sponsor": false, "https_forced": true, "user_in_timeout": false, "user_id": false, "eventtracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/pixel/of_delight.png", "ad_serving_events_sample_rate": 1.0, "poisoning_canary": null, "logged": false, "feature_outbound_beacons": false, "advertiser_category": null, "ads_loading_timeout_ms": 5000, "over_18": false, "vote_hash": "B0FiDi0cdf3u7UfMpQy6kddEFaJsvyg8T7SoumP2LpKTKVzgdaF7OWGR2PPJBQq8gTqmlas9ZLhkIHv/v9ffJ9EogPpLsy0o6f7QmKKVPdgOJOL/pcHuO9D7fJlJZvKQhCKHl6z1wKj0PFrHlUfTsSb8uuCymcey50jRajXlCOA=", "poisoning_report_mac": null, "feature_ads_user_matching": false, "events_collector_secret": "thiiM0ahsieSiech1phithe6chahngoo8sah6aid\n", "adtracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/pixel/of_doom.png", "events_collector_key": "RedditFrontend1", "live_orangereds_pref": true, "feature_post_embed": true, "feature_mobile_native_banner": true, "uitracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/pixel/of_discovery.png", "cache_policy": "loggedout_www", "share_tracking_ts": 1491609081489, "modhash": "", "feature_flatlist_events": false, "store_visits": false, "anon_eventtracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/pixel/of_diversity.png", "media_domain": "www.redditmedia.com", "pref_beta": false, "share_tracking_hmac": null, "feature_double_sidebar": false, "feature_lazy_load_listings": false, "send_logs": true, "gold": false, "eu_cookie_max_attempts": 3, "listing_over_18": false, "pageInfo": {"actionName": "forms.GET_login", "statsVerification": "a22e60e4ca769dbbf11bfa28c9e02bfa2435eeb4", "verification": "a22e60e4ca769dbbf11bfa28c9e02bfa2435eeb4", "statsName": "forms.GET_login"}, "mweb_blacklist_expressions": ["^/prefs/?", "^/live/?", "/message/compose", "/m/", "^/subreddits/create", "^/gold", "^/advertising", "^/promoted", "^/buttons"], "ads_status": "all_ads", "https_endpoint": "https://web.archive.org/web/20170407235121/https://www.reddit.com", "static_root": "//web.archive.org/web/20170407235121/https://www.redditstatic.com", "extension": null, "feature_screenview_events": true, "cur_listing": "frontpage", "email_verified": false, "status_msg": {"fetching": "fetching title...", "loading": "loading...", "submitting": "submitting..."}, "cur_site": "", "enabled_experiments": {"comments_in_hybrid_listings_expandos": null, "comments_in_listings_expandos": null}, "stats_sample_rate": "5", "new_window": false, "tracker_url": "//web.archive.org/web/20170407235121/https://pixel.redditmedia.com/pixel/of_destiny.png?v=B06fz2zJeOXcSn6JPSHY69qf9dCNXeC7luOhAFCNc7SAJBjwjRQOF0e6MXhfkSvnzgEaUPygNsA%3D", "eu_cookie": "eu_cookie", "expando_preference": "subreddit_default", "debug": false, "has_subscribed": false, "feature_scroll_events": true})</script><style type="text/css">/* Custom css: use this block to insert special translation-dependent css in the page header */</style><script type="text/javascript">if (!window.DO_NOT_TRACK) { window.user_type = 'guest'; window.is_gold_page = 'False'.toLowerCase() === 'true'; }</script><script type="text/javascript">if (!window.DO_NOT_TRACK) { var _gaq = _gaq || []; _gaq.push( ['_require', 'inpage_linkid', '//web.archive.org/web/20170407235121/https://www.google-analytics.com/plugins/ga/inpage_linkid.js'], ['_setAccount', 'UA-12131688-1'], ['_setDomainName', 'reddit.com'], ['_setCustomVar', 1, 'site', 'frontpage', 3], ['_setCustomVar', 2, 'srpath', 'frontpage-GET_login', 3], ['_setCustomVar', 3, 'usertype', user_type, 2], ['_setCustomVar', 4, 'uitype', 'web', 3], ['_setCustomVar', 5, 'style_override', '', 2], ['_setSampleRate', '1'], ['_trackPageview'] ); (function() { var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; ga.src = ('https:' == document.location.protocol ? 'https://web.archive.org/web/20170407235121/https://ssl' : 'https://web.archive.org/web/20170407235121/http://www') + '.google-analytics.com/ga.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); })(); }</script><script type="text/javascript">if (!window.DO_NOT_TRACK) { (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) })(window,document,'script','//web.archive.org/web/20170407235121/https://www.google-analytics.com/analytics.js','_ga'); window._ga('create', 'UA-12131688-9', { 'name': 'goldTracker', 'cookieDomain': 'reddit.com', '1': 'frontpage', '2': 'frontpage-GET_login', '3': window.user_type, '4': 'web', 'sampleRate': 100 }); if (window.is_gold_page) { window._ga('goldTracker.send', 'pageview'); } }</script></head><body class="login-page"><div class="GoogleAd HomeAds InArticleAd LeftAd SidebarAd ad-300-250 ad-banner adbar adbox1 ads-area adsense-ad box_ad googad" id="adblock-test"></div><script>if (!window.DO_NOT_TRACK) { var frame = document.createElement('iframe'); frame.style.display = 'none'; frame.referrer = 'no-referrer'; frame.id = 'gtm-jail'; frame.name = JSON.stringify({ subreddit: r.config.post_site, origin: location.origin, url: location.href, userMatching: r.config.feature_ads_user_matching, userId: r.config.user_id, advertiserCategory: r.config.advertiser_category, }); frame.src = '//' + "www.redditmedia.com" + '/gtm/jail?cb=' + "8CqR7FcToPI"; document.body.appendChild(frame); }</script><script>if (!window.DO_NOT_TRACK) { var mf = document.createElement('script'); mf.type = 'text/javascript'; mf.async = true; mf.src = "//web.archive.org/web/20170407235121/https://www.redditstatic.com/moat/moatframe.js"; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(mf, s); }</script><div id="header" role="banner"><a tabindex="1" href="#content" id="jumpToContent">jump to content</a><div id="sr-header-area"><div class="width-clip"><div class="dropdown srdrop" onclick="open_menu(this)"><span class="selected title">my subreddits</span></div><div class="drop-choices srdrop"><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/announcements/" class="choice">announcements</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Art/" class="choice">Art</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/AskReddit/" class="choice">AskReddit</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/askscience/" class="choice">askscience</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/aww/" class="choice">aww</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/blog/" class="choice">blog</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/books/" class="choice">books</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/creepy/" class="choice">creepy</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/dataisbeautiful/" class="choice">dataisbeautiful</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/DIY/" class="choice">DIY</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Documentaries/" class="choice">Documentaries</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/EarthPorn/" class="choice">EarthPorn</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/explainlikeimfive/" class="choice">explainlikeimfive</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/food/" class="choice">food</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/funny/" class="choice">funny</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Futurology/" class="choice">Futurology</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gadgets/" class="choice">gadgets</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gaming/" class="choice">gaming</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/GetMotivated/" class="choice">GetMotivated</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gifs/" class="choice">gifs</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/history/" class="choice">history</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/IAmA/" class="choice">IAmA</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/InternetIsBeautiful/" class="choice">InternetIsBeautiful</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Jokes/" class="choice">Jokes</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/LifeProTips/" class="choice">LifeProTips</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/listentothis/" class="choice">listentothis</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/mildlyinteresting/" class="choice">mildlyinteresting</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/movies/" class="choice">movies</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Music/" class="choice">Music</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/news/" class="choice">news</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/nosleep/" class="choice">nosleep</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/nottheonion/" class="choice">nottheonion</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/OldSchoolCool/" class="choice">OldSchoolCool</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/personalfinance/" class="choice">personalfinance</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/philosophy/" class="choice">philosophy</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/photoshopbattles/" class="choice">photoshopbattles</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/pics/" class="choice">pics</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/science/" class="choice">science</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Showerthoughts/" class="choice">Showerthoughts</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/space/" class="choice">space</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/sports/" class="choice">sports</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/television/" class="choice">television</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/tifu/" class="choice">tifu</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/todayilearned/" class="choice">todayilearned</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/TwoXChromosomes/" class="choice">TwoXChromosomes</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/UpliftingNews/" class="choice">UpliftingNews</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/videos/" class="choice">videos</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/worldnews/" class="choice">worldnews</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/WritingPrompts/" class="choice">WritingPrompts</a><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/subreddits/" class="bottom-option choice">edit subscriptions</a></div><div class="sr-list"><ul class="flat-list sr-bar hover"><li class="selected"><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/popular/" class="choice">popular</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/all/" class="choice">all</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/random/" class="random choice">random</a></li></ul><span class="separator"> | </span><ul class="flat-list sr-bar hover" id="sr-bar"><li><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/AskReddit/" class="choice">AskReddit</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/funny/" class="choice">funny</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/videos/" class="choice">videos</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/pics/" class="choice">pics</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/worldnews/" class="choice">worldnews</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/todayilearned/" class="choice">todayilearned</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gaming/" class="choice">gaming</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/news/" class="choice">news</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gifs/" class="choice">gifs</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/aww/" class="choice">aww</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/movies/" class="choice">movies</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Showerthoughts/" class="choice">Showerthoughts</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/mildlyinteresting/" class="choice">mildlyinteresting</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Jokes/" class="choice">Jokes</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/UpliftingNews/" class="choice">UpliftingNews</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/television/" class="choice">television</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/OldSchoolCool/" class="choice">OldSchoolCool</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/IAmA/" class="choice">IAmA</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/LifeProTips/" class="choice">LifeProTips</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/TwoXChromosomes/" class="choice">TwoXChromosomes</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/explainlikeimfive/" class="choice">explainlikeimfive</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/personalfinance/" class="choice">personalfinance</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/tifu/" class="choice">tifu</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/science/" class="choice">science</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/dataisbeautiful/" class="choice">dataisbeautiful</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/food/" class="choice">food</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/nottheonion/" class="choice">nottheonion</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Futurology/" class="choice">Futurology</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/photoshopbattles/" class="choice">photoshopbattles</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/EarthPorn/" class="choice">EarthPorn</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Art/" class="choice">Art</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Music/" class="choice">Music</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/DIY/" class="choice">DIY</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/sports/" class="choice">sports</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/space/" class="choice">space</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/nosleep/" class="choice">nosleep</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/creepy/" class="choice">creepy</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/WritingPrompts/" class="choice">WritingPrompts</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/gadgets/" class="choice">gadgets</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/books/" class="choice">books</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/GetMotivated/" class="choice">GetMotivated</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/askscience/" class="choice">askscience</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/Documentaries/" class="choice">Documentaries</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/history/" class="choice">history</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/listentothis/" class="choice">listentothis</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/philosophy/" class="choice">philosophy</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/InternetIsBeautiful/" class="choice">InternetIsBeautiful</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/announcements/" class="choice">announcements</a></li><li><span class="separator">-</span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/blog/" class="choice">blog</a></li></ul></div><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/subreddits/" id="sr-more-link">more »</a></div></div><div id="header-bottom-left"><a href="/web/20170407235121/https://www.reddit.com/" id="header-img" class="default-header" title="">reddit.com</a> <span class="pagename selected">sign up or log in</span></div><div id="header-bottom-right"><ul class="flat-list hover"><li><a href="javascript:void(0)" class="pref-lang choice" onclick="return showlang();">English</a></li></ul></div></div><a name="content"></a><div class="content" role="main"><div id="login"><div class="split-panel"><div class="split-panel-section split-panel-divider"><h4 class="modal-title">create a new account</h4><form id="register-form" method="post" action="https://web.archive.org/web/20170407235121/https://www.reddit.com/post/reg" class="form-v2"><input type="hidden" name="op" value="reg"><input type="hidden" name="dest" value="https://www.reddit.com/submit?url=http%3A%2F%2Fwww.bbc.com%2Fautos%2Fstory%2F20160816-the-secret-lingo-of-flight-attendants%3Focid%3Dww.social.link.reddit&title=The+secret+language+of+flight+attendants"><div class="c-form-group "><label for="user_reg" class="screenreader-only">username:</label><input value="" name="user" id="user_reg" class="c-form-control" type="text" maxlength="20" tabindex="2" placeholder="choose a username" data-validate-url="/api/check_username.json" data-validate-min="3" autocomplete="off"><div class="c-form-control-feedback-wrapper "><span class="c-form-control-feedback c-form-control-feedback-throbber"></span><span class="c-form-control-feedback c-form-control-feedback-error" title=""></span><span class="c-form-control-feedback c-form-control-feedback-success"></span></div></div><div class="c-form-group "><label for="passwd_reg" class="screenreader-only">password:</label><input id="passwd_reg" class="c-form-control" name="passwd" type="password" tabindex="2" placeholder="password" data-validate-url="/api/check_password.json"><div class="c-form-control-feedback-wrapper "><span class="c-form-control-feedback c-form-control-feedback-throbber"></span><span class="c-form-control-feedback c-form-control-feedback-error" title=""></span><span class="c-form-control-feedback c-form-control-feedback-success"></span></div></div><div class="c-form-group "><label for="passwd2_reg" class="screenreader-only">verify password:</label><input name="passwd2" id="passwd2_reg" class="c-form-control" type="password" tabindex="2" placeholder="verify password"><div class="c-form-control-feedback-wrapper "><span class="c-form-control-feedback c-form-control-feedback-throbber"></span><span class="c-form-control-feedback c-form-control-feedback-error" title=""></span><span class="c-form-control-feedback c-form-control-feedback-success"></span></div></div><div class="c-form-group "><label for="email_reg" class="screenreader-only">email:  <i>(optional)</i></label><input value="" name="email" id="email_reg" class="c-form-control" type="text" tabindex="2" placeholder="email" data-validate-url="/api/check_email.json" data-validate-on="change blur"><div class="c-form-control-feedback-wrapper "><span class="c-form-control-feedback c-form-control-feedback-throbber"></span><span class="c-form-control-feedback c-form-control-feedback-error" title=""></span><span class="c-form-control-feedback c-form-control-feedback-success"></span></div></div><div class="c-checkbox"><input type="checkbox" name="rem" id="rem_reg" tabindex="2"><label for="rem_reg">remember me</label></div><input type="hidden" name="digest_subscribe" id="digest_subscribe" value="true"><div class="spacer"><div class="c-form-group g-recaptcha" data-sitekey="6LeTnxkTAAAAAN9QEuDZRpn90WwKk_R1TRW_g-JC"></div><span class="error BAD_CAPTCHA field-captcha" style="display:none"></span></div><div class="c-clearfix c-submit-group"><span class="c-form-throbber"></span><button type="submit" class="c-btn c-btn-primary c-pull-right" tabindex="2">sign up</button></div><div><div class="c-alert c-alert-danger"></div><span class="error RATELIMIT field-ratelimit" style="display:none"></span><span class="error RATELIMIT field-vdelay" style="display:none"></span></div></form></div><div class="split-panel-section"><h4 class="modal-title">log in</h4><form id="login-form" method="post" action="https://web.archive.org/web/20170407235121/https://www.reddit.com/post/login" class="form-v2"><input type="hidden" name="op" value="login"><input type="hidden" name="dest" value="https://www.reddit.com/submit?url=http%3A%2F%2Fwww.bbc.com%2Fautos%2Fstory%2F20160816-the-secret-lingo-of-flight-attendants%3Focid%3Dww.social.link.reddit&title=The+secret+language+of+flight+attendants"><div class="c-form-group "><label for="user_login" class="screenreader-only">username:</label><input value="" name="user" id="user_login" class="c-form-control" type="text" maxlength="20" tabindex="3" placeholder="username" autofocus></div><div class="c-form-group "><label for="passwd_login" class="screenreader-only">password:</label><input id="passwd_login" class="c-form-control" name="passwd" type="password" tabindex="3" placeholder="password"><div class="c-form-control-feedback-wrapper "><span class="c-form-control-feedback c-form-control-feedback-throbber"></span><span class="c-form-control-feedback c-form-control-feedback-error" title=""></span><span class="c-form-control-feedback c-form-control-feedback-success"></span></div></div><div class="c-checkbox"><input type="checkbox" name="rem" id="rem_login" tabindex="3"><label for="rem_login">remember me</label><a href="/web/20170407235121/https://www.reddit.com/password" class="c-pull-right">reset password</a></div><div class="spacer"><div class="c-form-group g-recaptcha" data-sitekey="6LeTnxkTAAAAAN9QEuDZRpn90WwKk_R1TRW_g-JC"></div><span class="error BAD_CAPTCHA field-captcha" style="display:none"></span></div><div class="c-clearfix c-submit-group"><span class="c-form-throbber"></span><button type="submit" class="c-btn c-btn-primary c-pull-right" tabindex="3">log in</button></div><div><div class="c-alert c-alert-danger"></div></div></form></div></div><p class="login-disclaimer">By signing up, you agree to our <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/useragreement/">Terms</a> and that you have read our <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/privacypolicy/">Privacy Policy</a> and <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/contentpolicy/">Content Policy</a>.</p></div></div><div class="footer-parent"><div by-zero class="footer rounded"><div class="col"><ul class="flat-vert hover"><li class="flat-vert title">about</li><li><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/blog/" class="choice">blog</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://about.reddit.com/" class="choice">about</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/code/" class="choice">source code</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/advertising/" class="choice">advertise</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://about.reddit.com/careers/" class="choice">careers</a></li></ul></div><div class="col"><ul class="flat-vert hover"><li class="flat-vert title">help</li><li><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/rules/" class="choice">site rules</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://reddit.zendesk.com/" class="choice">FAQ</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/wiki/" class="choice">wiki</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/wiki/reddiquette/" class="choice">reddiquette</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/healthycommunities/" class="choice">mod guidelines</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/contact/" class="choice">contact us</a></li></ul></div><div class="col"><ul class="flat-vert hover"><li class="flat-vert title">apps & tools</li><li><a href="https://web.archive.org/web/20170407235121/https://itunes.apple.com/us/app/reddit-the-official-app/id1064216828?mt=8" class="choice">Reddit for iPhone</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://play.google.com/store/apps/details?id=com.reddit.frontpage" class="choice">Reddit for Android</a></li><li><span class="separator"></span><a href="#" class="mweb-redirect-btn choice">mobile website</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/buttons/" class="choice">buttons</a></li></ul></div><div class="col"><ul class="flat-vert hover"><li class="flat-vert title"><3</li><li><a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/gold/about/" class="buygold choice">reddit gold</a></li><li><span class="separator"></span><a href="https://web.archive.org/web/20170407235121/http://redditgifts.com/" class="choice">redditgifts</a></li></ul></div></div><p class="bottommenu">Use of this site constitutes acceptance of our <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/useragreement">User Agreement</a> and <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/help/privacypolicy">Privacy Policy</a>. © 2017 reddit inc. All rights reserved.</p><p class="bottommenu">REDDIT and the ALIEN Logo are registered trademarks of reddit inc.</p></div><script id="lang-popup" type="text/template"><form action="https://web.archive.org/web/20170407235121/https://www.reddit.com/post/unlogged_options" method="post" class="pretty-form short-text"><input type="hidden" name="uh" value="" /><table class="content preftable"><tr><th>interface language</th><td class="prefright"><select id="lang" name="lang"><option selected='selected' value="en">English [en]</option><option value="af">Afrikaans [af] (*)</option><option value="ar">العربية [ar] (*)</option><option value="be">Беларуская мова [be] (*)</option><option value="bg">български език [bg]</option><option value="bn-IN">বাংলা [bn-IN] (*)</option><option value="bn-bd">বাংলা [bn-bd] (*)</option><option value="bs">Bosanski [bs] (*)</option><option value="ca">català [ca]</option><option value="cs">česky [cs]</option><option value="cy">Cymraeg [cy] (*)</option><option value="da">dansk [da]</option><option value="de">Deutsch [de]</option><option value="el">Ελληνικά [el]</option><option value="en-au">English (Australia) [en-au]</option><option value="en-ca">English (Canadian) [en-ca]</option><option value="en-gb">English (Great Britain) [en-gb]</option><option value="en-us">English [en-us]</option><option value="eo">Esperanto [eo] (*)</option><option value="es">español [es]</option><option value="es-ar">español [es-ar]</option><option value="es-cl">español [es-cl]</option><option value="es-mx">Español [es-mx]</option><option value="et">eesti keel [et] (*)</option><option value="eu">Euskara [eu]</option><option value="fa">فارسی [fa]</option><option value="fi">suomi [fi]</option><option value="fil">Filipino [fil] (*)</option><option value="fr">français [fr]</option><option value="fr-ca">Français [fr-ca]</option><option value="fy-NL">Frysk [fy-NL] (*)</option><option value="ga-ie">Gaeilge [ga-ie] (*)</option><option value="gd">Gàidhlig [gd]</option><option value="gl">Galego [gl] (*)</option><option value="he">עברית [he] (*)</option><option value="hi">मानक हिन्दी [hi] (*)</option><option value="hr">hrvatski [hr]</option><option value="hu">Magyar [hu]</option><option value="hy">Հայերեն լեզու [hy]</option><option value="id">Bahasa Indonesia [id] (*)</option><option value="is">íslenska [is]</option><option value="it">italiano (Italy) [it]</option><option value="ja">日本語 [ja]</option><option value="kn_IN">ಕನ್ನಡ [kn_IN]</option><option value="ko">한국어 [ko]</option><option value="la">Latin [la] (*)</option><option value="leet">1337 [leet]</option><option value="lol">LOL [lol]</option><option value="lt">lietuvių kalba [lt] (*)</option><option value="lv">latviešu valoda [lv]</option><option value="ms">Bahasa Melayu [ms] (*)</option><option value="mt-MT">Malti [mt-MT]</option><option value="nl">Nederlands [nl]</option><option value="nn">Nynorsk [nn]</option><option value="no">Norsk [no]</option><option value="pir">Arrrrrrrr! [pir]</option><option value="pl">polski [pl]</option><option value="pt">português [pt] (*)</option><option value="pt-pt">português [pt-pt]</option><option value="pt_BR">português brasileiro [pt_BR]</option><option value="ro">română [ro]</option><option value="ru">русский [ru]</option><option value="sk">slovenčina [sk]</option><option value="sl">slovenščina [sl] (*)</option><option value="sr">српски језик [sr]</option><option value="sr-la">Srpski [sr-la]</option><option value="sv">Svenska [sv]</option><option value="ta">தமிழ் [ta]</option><option value="th">ภาษาไทย [th]</option><option value="tr">Türkçe [tr]</option><option value="uk">українська мова [uk]</option><option value="vi">Tiếng Việt [vi]</option><option value="zh">中文 [zh]</option><option value="zh-cn">简化字 [zh-cn]</option></select> <span class="details hover">(*) incomplete  <a href="https://web.archive.org/web/20170407235121/https://www.reddit.com/r/i18n/wiki/getting_started">volunteer to translate</a></span></td></tr><tr><td><input type="submit" class="btn" value="save options"/></td></tr></table></form></script><img id="hsts_pixel" src="//web.archive.org/web/20170407235121im_/https://reddit.com/static/pixel.png"><p class="debuginfo"><span class="icon">π</span> <span class="content">Rendered by PID 78550 on  app-223  at 2017-04-07 23:51:21.479107+00:00 running 74b5743 country code: US.</span></p><script type="text/javascript" src="//web.archive.org/web/20170407235121js_/https://www.redditstatic.com/reddit.en.2LZee7BdRds.js"></script><script>(function() { var ads = window.__a9c = window.__a9c || []; window.googletag = window.googletag || {}; googletag.cmd = googletag.cmd || []; if (window.DO_NOT_TRACK) { return; } function indexGoogleTagSlots(googSlots) { return googSlots.reduce(function(o, slot) { var slotID = slot.getSlotElementId(); o[slotID] = slot; return o; }, {}); } var gads = document.createElement('script'); gads.async = true; gads.type = 'text/javascript'; var useSSL = 'https:' == document.location.protocol; gads.src = (useSSL ? 'https:' : 'http:') + '//web.archive.org/web/20170407235121/https://www.googletagservices.com/tag/js/gpt.js'; var node = document.getElementsByTagName('script')[0]; node.parentNode.insertBefore(gads, node); googletag.cmd.push(function() { googletag.pubads().disableInitialLoad(); googletag.enableServices(); }); /* amazon a9 ads */ !function(a9,a,p,s,t,A,g){if(a[a9])return;function q(c,r){a[a9]._Q.push([c,r])}a[a9]={init:function(){q('i',arguments)},fetchBids:function(){q('f',arguments)},_Q:[]};A=p.createElement(s);A.async=!0;A.src=t;g=p.getElementsByTagName(s)[0];g.parentNode.insertBefore(A,g)}('apstag',window,document,'script','//web.archive.org/web/20170407235121/https://c.amazon-adsystem.com/aax2/apstag.js'); r.hooks.get('reddit').register(function() { apstag.init({ pubID: '3379', adServer: 'googletag', bidTimeout: 2e3 }); googletag.cmd.push(function() { var adSlots = googletag.pubads().getSlots(); apstag.fetchBids({ slots: _.map(ads, function(ad) { return _.pick(ad, ['slotID', 'sizes']); }), timeout: 2e3, }, function(bids) { googletag.cmd.push(function() { var slotsById = indexGoogleTagSlots(adSlots); bids.forEach(function(bid) { var slot = slotsById[bid.slotID]; if (slot) { ['amznbid', 'amzniid'].forEach(function(key) { slot.setTargeting(key, bid[key]) }); } }); }); var callbacks = _.pluck(ads, 'callback'); _.invoke(callbacks, 'call'); }); }); }); })();</script></body></html>