Bun 

To poke your fingers into a girl's hair bun where the hair goes into a circle and leaves a hole.
To Bun a person's hair: Bunning.

Guy: Hey, you've got nice hair today.
Girl: Gee, thank-- WTF! STOP BUNNING MY HAIR!

Bun by Dara Davis March 1, 2009

Bun 

Someone you find attractive, sexy, cute etc.

Girl he a Bun like shit. He a ji Bunny joint

Bun by Smokii3Bria March 24, 2010

BUN 

In the most simplest of simplest definitions, bun means sexual intercourse. It does not include oral sex though. Just your typical f*cking. Bun can also be combined with the word 'action' as in the example listed below.

Did you get any bun last nite from that slizzy?

Nah...we just fooled around a bit, but no bun action.

BUN by The Bonaire July 7, 2005

Bun 

V. To have sexual intercourse. Originated in Philly by Matt.

Yo Turtle, Did you bun last night?

Bun all day and night.

Bun by WVU Lincoln Hall April 16, 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!!!!!

bun by Kant March 28, 2005

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!

bun by goosebreath6 January 31, 2009

bun 

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

Patrick Ewing is one hell of a BUN

bun by nrb155 December 29, 2005