FBSIB 

F*@# Billy' sister in Butt

Martin: "Hey Billy you know your hot sister will I'm goin to FBSIB her."
Billy:"Martin im goin to kick your ass (as billys face gets all read)"
Martin"FBSIB, you jabroni"

FBSIB by COLOSSUS April 1, 2005

fasibadido 

really cool, awesome

Matt Wertz is fasibadido.

fasibadido by Hoke May 12, 2007

Fblibbib 

A Fang-toothed, blood-eyed, rabid animal that goes on killing sprees every full moon.

Tonight is the night of the Fblibbib

Fblibbib by Dirk June 6, 2004

FBSB 

Fat. Broke. Slutty. Bitches.

#FBSB, "Me and my friends are such FBSBs, like OMG"

FBSB by FBSB January 23, 2013

fbsb 

fuck bitches stay broke

aye bro fbsb!

fbsb by eletronvaughnsmackingsworth May 15, 2011

fbible 

A nickname for the social networking site Facebook. A play on "fbook" which points out the popularity of the site and its users obsession with it/dependence on it.

"I spend at least two hours of my work day worshiping fbible instead of working on my TPS reports."

or

"I'd better see these pictures on fbible tomorrow!"

fbible by teebonez May 5, 2009

Fusible

Being able to match certain outfits that doesn't even go together, and looking good in it!

This would be so fusible if I wore it, even though it's two different colors <3

Fusible by ISlayHey January 16, 2017