Top Definition
1.) an ass man; someone who digs the booty; a lover of posterior; someone afflicted with booty cooties

2.) someone who likes to go in through the out door; someone on a mission to uranus; etc.
bro #1: what's up with that dude? he's always with some fuckin' scary looking slampig with a hardcore butterface and shit.
bro #2: oh, he don't care about nothing above the waist, he's a rump junkie, yo.

sir mix-a-lot, marv albert, daryl hall, rocco siffredi, cosmo kramer
by dirtbike July 24, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.