sfb

Serious Fucking Business

Crystal: omg my grandma died just now!

Anonia: haha wow that's some sfb

by chad5161 July 30, 2009

sfb

stupid fucking bitch

Girl 1: Like omg, like how are you like yeah?

Girl 2: Shut up you sfb

by babyunny September 26, 2008

sfb

1) Saggy Fucking Balls
2) Shit For Brains

1)
Tim: I have sfb.
Joe: Why the hell would you tell me that?
2)
Tim: Because I have sfb.
Joe: Yeah you do.

by Renlix Begul October 30, 2007

sfb

Spoiled fucking brat

My stepson is a sfb

by azncinderella August 28, 2011

SFB

smoke. fat. blunts.

sfb all day!

by da cheeba farmer March 1, 2009

sfb

(skull fuckin' boots) similar to bfb's. instead of tim's or o.g. construction boots, they are them high black hooker boots. thems get laced up real high almost up to the knee. grab a bitch and skullfuck her.

"ey theys aint no normal boots, thems is sfbs. im bout to grab that bitches hair and shove my cock into her mouth"

by wodeee December 3, 2006

SFB

Acronym, stands for Shit For Brains. Describes a person who is unbelievably stupid or idiotic.

*Man answers a question incorrectly*
*Mans friend shouts at first man*: SFB!!!!

by Ninjacammykins September 9, 2010