UB

Ugly bastard

UB is Used when defining the ugly bastard in Hentai, he's usually a 40 yr old man

by Marsy. February 05, 2020

UB

Unexpected Boner

Joe was about to stand to shake Jeremy's hand, but was forced back into the chair by an enormous UB.

by bellirubbre April 13, 2009

ub

ub means ub

shub ub

by Pikachu ratio November 18, 2022

UBing

To look up a urban phrase on the site Urbandictionary.com
- Verb

Synonym-
Urbing.

Jack your such a douche, just tell me what a Hot Pocket is Im so sick of UBing everything.

by Crazycon September 24, 2009

UBE

Unknown Bulk Explosives; Different kinds of explosives used by insurgents in Iraq that can range from fertilizer to plastic explosives.

Haji hit our convoy with twenty pounds of UBE, didn’t do any damage so we just kept rollin'.

by Pultz September 13, 2007

UB

an acronym meaning UNGRATEFUL BITCH
man that girl who drives that one black honda accord is a UB
mainly of asian decent and likes to play guys and is cheap and selfish and doesnt like to turn their lights on in their big house

Dont be a UB
man that girl is a UB

by UBsarebaddontbeone April 26, 2009

UB

A simple acronym meaning Ultimate Bro. Typically used to describe an action that is more beneficial to your friend (bro) than yourself. Can also be a description of a person who performs such acts.

Brian was pretty bro when he got that girls attention for you, but Joel was so UB by getting her number for you.

by DJJaySee November 10, 2011