A woman continously grinding back and forth on the penis while having sex doggy style

when one uses their ultimate strength and flexibility to shake their booty in a single motion, with elegance and skill, arching their back

When a person hyper extends their back creating a moon shaped body and a large bubble butt

Often used as a slang word “throw it back” the true definition of this word is a girl shaking her a** and making it pop!

While males on top "giving it to her" Female throws motion back to him.

(v.) the act of "grinding" very well.

to twerk