Keress bármilyen szót, mint például: bukkake
 
1.
To administer a psychoactive drug rectally.
Idiot: Booty bumping tweak is awesome!

Idiot with deathwish: Stop being stupid. It's all about mainlining.
Beküldő: Not an idiot 2006. július 10.
 
2.
when one shakes ones ass against another's ass and vibrations in between would result in a booty bumping.
"I was shaking my thang, when this chick suddenly grinding in my space booty bumping."
Beküldő: Jaysin and ahmanduh 2009. augusztus 28.