Simply an acronym for 'Fit As Fuck'
1: That girl today was FAF!
2: You kidding? She was well ugly!
by burnmocina October 12, 2008
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I wanted to go out and look at art cars but my campmates spent two hours faffing and I had to wait for them.
by 4wesom3 September 8, 2010
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A word of Afrikaans origin directly translated as 'cheat.' It can be used in a rather condescending manner, or as a way to describe one who fiddles with balls.
The ball wasn't swinging so we Faffed it into condition.
by ICC Integrity Commissioner November 22, 2016
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Frat as fuck. The term is bestowed upon a greek's actions whenever such actions exemplify fratitude.
Looking FaF is exemplified by wearing Nantucket Red pants/shorts with a navy blazer and Sperrys, etc...
by SigEpEagles October 31, 2010
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Fancy as Fuck - originated in Fort Worth, Texas and has taken off internationally via social media.
That girls dress is FAF
by Holsten November 22, 2014
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FAF - or 'Flex As Fuck', fullout - is used when something isn't just flex, but more than flex. It can be used in a number of situations, when something is just to flex for words. It can come in especially handy when one is shown a picture of one another and you are trying to describe a pose, facial expression, etc.

HAND SYMBOL:
There is also an hand symbol / gesture to indicate that something is FAF. The symbol uses two call me sign, with crossed pinkies.

ORIGIN:
The saying / meme 'Flex As Fuck', or 'FAF', is it is commonly abbreviated, was found by two high school students from the arts school of Antwerp, Belgium, in 2016, when they were on an excursion in Leuven.
Wow, that image looks FAF.
- I know, right. (FAF-hand gesture)
That girl's style is just FAF.
by roanlove October 30, 2016
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