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1.
bun
to bun, the smoking of marujana/ hashish, london uk dialect. derived from the word burn.
do you bun? we have been bunning.
by latif July 10, 2004
 
2.
bun
fuck, forget about, damn
Bun you
Bun that bitch
Bun that
by Kaay April 26, 2005
 
3.
The curvy contour of a girls gluteus maximus muscles as seen from behind. AKA cheeks,ass,butt.
Margie's buns look nice and tight now that she's working out.
by Taíno Boy January 21, 2004
 
4.
bun
To smoke ganja
Who's bunning that zut in here
by Bunna Bwoy July 23, 2003
 
5.
Bun
People in montreal often use the word Bun for smoking weed. Bunning=smoking weed.
"We were bunning huge bats all night long"

"roll up a joint so we can bun already"
by Urban Dictionary October 31, 2004
 
6.
bad, inadequate. see "wack".
that movie was mad fuckin buns, i cant believe i just payed ten bones for it.
by sizam August 02, 2003
 
7.
bun
West Indian pronunciation of the word "burn", often used in reference to smoking weed or if something is on fire :o)
I was lean last night...we were bunnin it down all day yesterday blud!!!!
by fire bun January 03, 2004