F.A.T 

F.A.T stands for Fucking Ass Tard. It can be used as a great comeback. You just call someone FAT and they shut up. It is great, especially when they do not know what it means.

Joe "you are an ass wipe"

Bob " Well you're F.A.T!!!!

F.A.T by Tig2 March 5, 2008

M.A.L.F. 

Move A Little Faster

Hey man, I dun told you what to do! You need to M.A.L.F. this time.

M.A.L.F. by T Mac February 28, 2008

F.A.S.A

1. Female Athletic Social Activity

Acronym used to speek of female athletic activities because they do not qualify as sports. Due to there lack of overall ability and general excitment. Also practices and games especially at the highschool level consist mostly of doing nothing but gossip and creating lame disingenuous cheers.

Jennie: "Did you catch the girls basketball game last night?"

Dan: "Girls basketball is a F.A.S.A, so I did not watch, I watched mens ping pong because it is actually a real sport."

F.A.S.A by Dubuddman March 15, 2006

B.A.M.F. 

Stands for bad ass mother fucker. Made popular by Dane Cook.

Aaron Osmer is a B.A.M.F. He knows how to build robots and get the ladies.

B.A.M.F. by Wootamanda March 21, 2010

F A B 

Final Audio Broadcast,from the show Thunderbirds

Return to base,thunderbird two.
F A B, Father.

F A B by Gary Fryer October 1, 2007

F.A.T.A.S.S. 

FUCKIN AWSOME TEAM of ALL STUPID SKATEBOARDERS.
a skateboarding crew started by me in jamestown.
sk8 4 lyf

fatass, fatass, fatass, fatass!!!

F.A.T.A.S.S. by MetallilbangeR April 5, 2005

F.A.G 

F.A.G is an acronym standing for federal actors guild

In Team America: World Police, F.A.G, led by Ben Affleck, is up against Team America.

F.A.G by krizzap December 19, 2004