Stands for 'as fuck' . The SI unit of everything.
by DeeVa2001 June 8, 2019
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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
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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 8, 2014
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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
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af commonly refers to as ferret, and sometimes awesome fam.
This chat was lit af (as ferret )last night!
by xplotiavos August 8, 2016
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The retarded way of saying "as fuck". It is an annoying acronym that mostly ignorant teenagers use. In my opinion, it is stupid AS FUCK. It shouldn't be too hard to type out two words.
Dumb ass: That party last night was bomb af'
Intelligent asshole: What the hell is af?
by asshole:) August 14, 2012
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