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20.
fbs
Acronym for "feed baby sister". Originated only to elongate the phrase "OMGWTFLOLBBQ" to "OMGWTFLOLBBQG2GFBS", but can occasionally be used literally.
Mikhail: "Alright, it's 49-49. One more kill and we win! Nobody die!"
Phineas: "G2G FBS"
*Phineas proceeds to run into the middle of the map, leave his controller unattended, and get shot in the face*
Mikhail: "...You're a dick..."
Phineas: "lol"
by BeefMonger February 18, 2008
 
1.
FBS
Fucking Bull Shit
"Hey...LOOK!! CUT THE FUCKING BULLSHIT NOW!"

"Yo...you gotta work late?"
"Yeah...FBS my friend...FBS"
by Boney Boney March 10, 2003
 
2.
FBS
FBS stands for Football Bowl Subdivision in college football. The Football Bowl Subdivision became the new name for Division 1-A in 2006.
"As of 2008, the FBS has 119 teams."
by the snake man October 20, 2008
 
3.
FBS
Facebook Stalking
"Who's that?"
"You don't know her/him?"
"No."
"Let's FBS her/him!!!"
by Phalnax811 December 01, 2008
 
4.
FBS
Flappy Bird Survivor

A person that has been in the same room as a person playing FlappyBird and raging.
Girl: Omg, I'm a FBS! Victoria was throwing books at people
by AntiRanchGirlOC February 20, 2014
 
5.
FBS
FBS stands for full ball syndrome. If you have not released a load in atleast 24 hrs or more, you may be suffering this malady
Dam baby, I really need some sugar, I have a deadly case of Fbs
by sugarbear March 13, 2014
 
6.
FBS
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 05, 2010
 
7.
FBS
the Fluffy Bunny Squad a group of people from holt high AL that usually is a stoner, plays hacky sack, in is a juggalo (fan of icp)
FBS, Bunnyism, spades, mulit man, toothpic, ect srry 4 the 1s i left out
by MMSullivan_FBS October 12, 2012