Commonly used in forums, chatrooms, and online games. Used to symbolise that whatever the previous or quoted person said had just completely failed, being a fail in grammar, or life. The / before the fail is derived from HTML language in which ending a function defined by a /. The / also emphasises how the person in question failed and should not continue to post moronic things on 'teh interwebs' as their father taught them, but to ask to have their passport and material possessions confiscated and have themselves shipped off to a third world country.
Forum Newbie: omgliek this 1 ti3m i just did this most 31337 ting w a sheep an i fink i l0st my virginity liek i think ths must be gd f0r my life liek i n33d to visit mi mo7her/sist3r in teh jailz and tel her?! omgwtfbbq

Forum Vet: ahem. /fail

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by insomniac888 September 16, 2007
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To fail at failing is to fail so horrbily that you are the king of all things fail. This is not a double-negative, you just suck! It is also consider 386 times more fail than an Epic Fail.
1. Jim: Dude I totaly just crashed my car onto my roof!

Gary: Wow man you fail at failing!

2. Gary: Jim got a -72 points on his english test.

Rick: Wow he fails at failing!
by Kamakazai November 11, 2009
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Dad: Hey son, did you check your Electronic Mail? I sent you one of those hilarious fails! Haha!

Son: You just sent me a completely fail-free picture with absolutely no evident presence of even a hint of fail. Fail Fail!
by urbandictionaryroxlol May 18, 2010
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either an interjection used when one disapproves of something, or a verb meaning approximately the same thing as the slang form of suck.
1 "you actually bought that? FAIL"
2 "this movie fails."
by jack July 22, 2003
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Somthing that contains or emits fail so you can laugh at it
" Man have you seen Failness.com, Its soo funny."

" Yo have you seen Carlo's new whip, it reaks of Failness"
by Ruckusman333 May 6, 2009
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A baseball player swings at a ball and the ball instead hits him in the groin. FAIL!
by elliott113 February 15, 2008
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