grind

To crush something into powder/ to rub at something with a rough material.

Gaming: To battle monotonously in order to gain exp. very quickly.

Dance: To gyrate the hips erotically.

I was grinding up black pepper yesterday.

Gamer 1: Damnit, I hate those bastards...
Gamer 2: Grinding?
Gamer 1: ...yeah.

He was watching her grinding.

by BOO! ...bies May 18, 2011