Fat Booty Syndrome

when a girl had a really fat booty
Damn, Diana totally has FBS!
by PagnumLord May 6, 2017
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the official title used by fuck buddies to supplement other commonly used titles such as Mr., Mrs. or Ms.
A couple goes to see other friends at a bar and a guy introduces a girl who came with him:

Guy A: Hi guys, this is Fbs. Smith.
Guy B: Wait, really? What does that stand for?
Guy A: You don't know, we are just fuck buddies!
by lad92 April 25, 2016
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An abbreviation used commonly on instant messenger. Meaning finger bang but can be mistaken as facebook.
Guy 1: Hey man I fb'ed that girl!
Guy 2: You facebooked her?
Guy 1: No I finger banged her!
Guy 2: Ohhhh

facebookfinger bangpoke
by alchie123 January 20, 2011
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it is the acronym for facebook. it can be an acronym for football as well.
i just sent my boy a message on fb. WORD!!!
by Big Urban April 18, 2007
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Short for Facebook. Most commonly used in IM chat clients, like MSN, AIM, etc.
Guy 1: Did you add her on fb yet?

Guy 2: Not yet, I will though.
by RenegadeSniper7 February 17, 2009
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Fat Boy Swag or Fat Boy Struggle two meanings that can be used in a good or bad way.
Glenn: i cant believe you got that girls number dude
Jones: FBS! dude, i got that Fat Boy Swag

or

Jones: dude help me out of this jacket im stuck (starts to sweat and is struggling to breathe)
Glenn: haha "FBS" (Fat Boy Struggle)
Jones: Thanks man! (sarcasm)
by Jones Malones February 5, 2010
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