It's what's on your finger when you stick it in your butt crack and rub really hard near your butthole.
After a long butt scratching session, I like to smell the bunk on my fingers, then rub it on my boyfriends face. He eats it up!
by Turdy McBunkerson July 31, 2008

by Michael234213 December 28, 2005

by Kottage January 6, 2008

by bread infection December 9, 2009

What would I do without you, bunk.
by Jim King December 18, 2004

really bad pot
marijuana that was swept off the floor and has dog hair and carpet fuzzies in it
ditch weed
marijuana that was swept off the floor and has dog hair and carpet fuzzies in it
ditch weed
by Beavis December 6, 2003

ew, that guy is so bunk!
by kinkmaster101 June 29, 2007
