Top definition
Acronym for Full Blown AIDS or the point at which an AIDS patient's condition is in full bloom.
"Johnny has contracted a rare form of cancer. Must be the FBA."
by SecretCutter May 23, 2003
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Aug 1 Word of the Day
the act of texting people while you are pooping
ex. (talking to a friend on fbook chat)

person 1: hey man whats going on tonight
person 2: i gotta go to the bathroom il poopt you

or

person 1: whatsup man what are you doing?
person 2: poopting you
by mr.poopter January 26, 2011
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2
The Fakest Bitch Around. Often the fakest bitch in the room. One who comments 😍on other girls selfies in order for them to comment on theirs. Will use you and then dump you when someone better comes along. One whose goal in life is to have the most followers on instagram. Someone who acts like you don't exist after they steal all of your friends. Lastly, someone who wears clothes exclusively from "Pink."
Regina: Stacey and I used to be best friends. Now she hosts parties with my old friends, and I am the only one not invited, she is such an FBA.

Brittany: Aren't you glad we're not FBA's?!
by G201 May 10, 2016
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3
While talking to my friend at a bar and I noticed a fat chick walking up to him from behind. She had a grin on her face that looked like she was gonna eat him. So I shouted out FBA. All men in the vicinity scattered to the nearest mens restroom were we waited till sunrise.
by TheSnowyWeasel June 21, 2010
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4
"you better be careful with that skank, she looks like she got F.B.A."
by siro August 28, 2006
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5
1. Fucking Bad Ass

2. A group of friends who just sit around and drink constantly

AJ: FBA meeting. NOW.
Joey: Dude I'm already wasted...
Bryant: So FBA...
by Bp28 May 31, 2007
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6
to be linked sexually because you've both slept with the same person

fucking by association
I wouldn't want to be connected to my friends by F.B.A. and have sex with a dude they've already had sex with----that's so grimy!
by PrincessR November 23, 2009
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