fub 

It's quite simple. An acronym for Fist Up Bum. Get it? I'm sure you do.

Shut your face or I'll fub you.

fub by Mongel Child June 30, 2005

Fub 

If you dont like cursing, FUB means eff you b**. It came to origin because someone said eff you B, and another person responded, Fub?

"Your so lame, you dont even curse"
"Fub"
The other person just got owned

Fub by i pwn u 2 February 18, 2010

FUB 

Fat Ugly Bitch

"Did you see that bird Nelly was with t'other night? She was a fub!"

FUB by oldham matt April 4, 2009

Fub 

crush; A guy/girl that you are crushing on, but you don't want to like that person. So you want to have the fub ended right away.

Tyson is Tori's fub, but he is a preppy jock who is an A**-hole.

Fub by April March 18, 2004

FUB 

Friends with benefits.
instead of saying fwb, because it's hard to say.

Miley Cyrus is my FUB.

FUB by hseprjofkl;er September 26, 2009

FuB 

Fuck Buddy
- A friend or acquaintance that one engages in sexual activity with on a "no-strings-attached" basis ...

"So what's up tonite? A little time with your FuB?"
"Ya ... I'll probably be busy until about 10, then we can go do something after ..."

FuB by Duck Williamson January 10, 2004

Fub 

A conbination of 'fab' and 'good', pronounced when you say good and think of 'fab'

person 1 'aw man can't wait for the party on saturday!'
person 2 'yeah me too, it will be fub'
person 1 '..... ok dude'

slang

Fub by fransancisco August 11, 2014