cas-b-up

Short for casual button up shirt. A style that can be worn for most occasions.

Her: You look nice today.

Him: It’s just a normal cas-b-up.

by TheDon27 April 21, 2018

B up

kicking one's ass, referring to the action of jumping and attacking in the game Super Smash Brothers.
AKA: MEGA RAPE

Fox and Mario enter, Mario is the only contender left...
Mario: "I just B upped yo ass"

by jtwh310 June 14, 2008

Up-Select-B

To commit suicide. Comes from the shortcut to delete your save file in older Pokemon games.

I'm about to Up-Select-B.

by AtlanticComputer October 13, 2020

b up

Sometimes used for blaze up (smoke).

Like it if you want, some people say it.

Most of the time used on statuses for stuff like aim, msn, whatever.

Dave's status: AFK... b up

by Felonblazer March 1, 2009

b-up

A short form of the word "break up". Often used on messaging over electronics because of the laziness of a person.

luke: dude i can't believe that she b-up with me
robert: don't cry. it's weird.

by RYANNN. April 28, 2007

B Up

about to leave

" b up bxxd i finna hit you later"

by #imher April 3, 2021

B-up

behind you but up. Used mostly when talking face to face with someone.

The poster is B-up you.

by TheSunnysXD October 25, 2022