Bu

Alternate spelling of boo def. 4:1

I can't wait to see you. Drive safe bu...

by MamalyMoshaa August 30, 2016

BU

Butt Urine. When you have diarehha so bad it's just liquid.

Guy 1 - "Oh man I had suicide wings at the Broken Thumb last night, and I have the worst case of BU."
Guy 2 - "I am not going to feel bad for you, those wings are worth it."
Guy 1 "God fuck it all!"

by Gern Blanstein January 26, 2007

bu

used between lovers

lets get low bu

by fuck me February 23, 2004

Bu

A non-gender specific term of affection, usually said by someone of brown skin... applied to a significant other i.e. girlfriend or boyfriend.

yoo.. i need you bu... i gotta see you bu...

by blah123456789 May 29, 2008

bu

Either I don't know or I don't want to answer your fucking question.

"Nephew, tell me about your girlfriend."

"Bu."

by Screech January 31, 2004

Bü

1. Appreviated form of the surname Butler, adapted to include umlauts to aid pronunciation in written text, appeared in England, circa 2002.
2. An 1337 person.

Bü is 1337

by Sam January 2, 2004

bu!

scare

man1: bu! man2: aghhhh

by Jamie5353 April 1, 2020