bun

1. v. The act of liking one self's private parts in public. Usually done by a household pet but you never know.

I hate it when my dog buns in public; it is so nasty!

by goosebreath6 January 31, 2009

bun

a word originating in the internet, meaning a bitch, a n00b, a moron

as an adgective-pwned, n00bed

OMFG j00 r a sucky bun, bun!

your such a bun that your sprouting onions, bun!

OMFG KANT IS SUCH A FSCKING BUN!!!!!

by Kant March 28, 2005

bun

Big-Ugly-Ni****... referring to a large african american male who possesies no attractive traits

Patrick Ewing is one hell of a BUN

by nrb155 December 30, 2005

bun

the same as a piece of poo, a terd, the result of a bowel movement. Often said by people who are too lazy to say that they need to take a crap. It is often said that one must "pinch a bun" when they must take a crap.

"Ah man I've gotta go pinch a bun!"
"Spray some air freshener after man."

by Jennish March 26, 2006

bun

For one to bun something is to continue without interruption for an extended period of time.

"Man i'm gonna go and bun GTA IV"
"GTFO n00b i'm in the middle of a bun"

by BeerBandit May 17, 2008

Bun Bun

A sweet significant other, one you like to squeeze and kiss. Something you call your boo.

My bunbun gave me a piece of pie today <3 <3

by Wickie November 19, 2004

bun bun

Another word for bunny, or bunny rabbit.

I really like that photo of your bun bun!

by bunbun_lover April 26, 2007