F.U.C.K.

Forced Unconsented Carnal Knowledge; an old English legal term using to describe rape

by gurl October 16, 2003

F.U.C.K.

to have sex!!!

Man i wanna F.U.C.K you all night lol

by Martha Focker September 14, 2003

F.U.R.B.

fat ugly round bastard

f.u.r.b. do you need one ?

by zaphod610 August 6, 2008

H.A.F.U.S

have a fucked up summer.

jess wrote to the ugly boy in her 6th grade class H.A.F.U.S!!!!

by jennifer134332_dfgh January 14, 2009

F U

F U! F U! F U! F U! F U! F U! F U! F U! fu!

F U SAUCEY! F U SAUCEY! F U SAUCEY! fu!

by Balls!™ April 11, 2005

f/u

follow-up: to pursue in an effort to take further action

"Thanks for the f/u. I can always count on you to resolve my concerns promptly."

by Veggiecat December 15, 2008

F.U.N.! (Fuckin' Uber Nice!)

Something you say when you're having a fuckin' great time!

F.U.N.! (Fuckin' Uber Nice!)

by Static Spike September 28, 2009