look up any word, like rimming:
 
2.
asshole, anus.
instead of ass say buns.
by Bob December 02, 2003
 
1.
A word to say instead of "asshole," invented by Mr. Mackey in South Park: Bigger, Longer & Uncut.
Step one: Instead of "ass" say "buns," like "kiss my buns," or "you're a bunshole!"
by bottles98 December 20, 2005