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CBU (aka Cum Build Up) is a condition that occurs in the male species and is characterized by the bitchy-ness a man will radiate when he hasn't had sex for an extended period of time.
person 1: Why is Ted being such a dick?

person 2: He's got CBU.

person 1: Oh.
CBU by Rev. Danny Boy October 8, 2007
Related Words
Chris bumstead the god he's the best bodybuilder to exist
Cbum is better then prime arnold
Cbum by Josh crothers March 4, 2021
"Cbum" is a nick name of the sexiest bodybuilder Chris Bumstead.
"Hey bro, if you had to f### any man who would it be? Friend: Cbum 100%
Cbum by Solbiaka March 5, 2022
3x Classic Physique Bodybuikding champion

Better known as "Daddy"
Person 1: So who is this Cbum guy?

Person 2: You babbling non-aesthetic beta-cuk, Cbum, "Chris Bumstead" is Daddy thats who that is.
Cbum by CopyCatNinja01 November 23, 2021
Only the coolest person you will ever meet. Ever. This name is for the kind of person who just blows your mind in awesome-ness.
Pronounced (C)-(Burger).
Man, that girl over there is a CBurger. She's just so awesome.
CBurger by janeeeeeeee April 22, 2009
Cbum daddy 🥵🥵
I hip thrust cbum for reps
Cbum by Daddy cbum November 24, 2021