Top Definition
The acronym stands for 'as fuck.'
That dinner was good AF.

Translation: That dinner was good as fuck.
by Mr McDownage October 10, 2011
abbreviation for "as fuck". typically used as an adjective.
John: Its 4 in the afternoon, and Will is still sleeping.
Jake: Dude, he's lazy a'f.
by GetOffYourLazyFatAssAndWorkout December 24, 2011
af stands for as fuck. Some people say asf but they are retarded so its af not asf
Im hungry af! Its cold af! Youre stupid af! Im bored af! That guys creepy af
by Rebecca Daviesss November 08, 2014
Means 'as fuck' and is used to clarify things. You can also use it as the word 'very' or 'really'. Mostly used online or in text messages.
1) I'm really tired; I'm tired af
2) I ship them so hard, I'm (shipname) af
3) He won't stop poking me, he's annoying af.
by BruhBiatchh March 11, 2015
Abbreviation of "As Fuck" be sure to use an apostrophe because you'll confuse people whose initials are A.F.
Guy 1: You're sleep af

Girl 1: is that as Fuck or are you using my initials ?
Guy 1: As Fuck why would I use your initials stupid girl.
by nonewfriendsnononoo June 25, 2014
As fuck, usually meaning something or someone is annoying, or fine
Bae was fine af today
by Capes102 March 26, 2015
as fuck
girl you ugly af
by 894726514 January 12, 2015

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