Top Definition
To hump a sexy girl's bubble butt, with emphasis on the thrusting of the hips. Usually ending with a spastic seizure-like orgasm.
Ms. Dovner was rump humped on a sexy micro-suede bed by Mr. Right.
by JJCJ July 24, 2008

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×