Fat Ass Syndrome - A serious medical condition whereby a woman's (or in rare cases a man's) ass is unproportionally large as compared to the rest of their body. This affliction has four levels of severity - mild, moderate, severe and uncontrollable. Generally this is a congenital and unreversible condition that cannot be cured via healthly eating and exercise.
Alan immediately backed out of his wedding when he noticed his fiancee was showing early signs of FAS.
by The Ho Basher October 23, 2007
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Basically it means so.
That’s how the word “so” in Arabic is pronounced so many of people who writes in Franco, specially those on Twitter, is using “fa” instead of “so”
I was tired fa i stayed home
by Malaa01 June 11, 2021
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Fucking around.

Does not mean sleeping around and being rpomiscuous. FA referes to someone who is behaving like an idiot.
M: What the hell is Paul doing?
G: He's FA, man.
by ceramic_smoothie May 14, 2009
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A Fat Ass
pronounced like fa as in do re mi fa so la te do

Term originated in the Thomasen Household. Pronunciation was coined by Mike E. Thomasen
'Hey, look at that FA'
by Jennifer Thomasen October 6, 2006
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1. Hungarian for "wood" or "tree"
2. German shampoo
The Hungarian reached for the Fa in the shower, then abruptly froze as his girlfriend, eying the empty cage, screamed "ott van a papagaj a fan!"
by zsombor October 15, 2004
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Facebook Annonymous.

Those who are addicted to facebook and need rehabilitation.
Wow, you're status' suggest you need some FA sessions; I mean they're updated every 2 minutes.
by jm10 December 22, 2009
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ghetto way to say “for”
Girl, yk he’s too scared to ask me fa my socials
by stellaohlala September 3, 2022
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