Top definition
What tends to happen at high school dances, regardless of location or the amount of clothing any person happens to be wearing at the time. Sometimes unwanted, and always unpleasant to watch.
Girl 1: That guy just tried to grind me!

Girl 2: It's the music. He just wants to have dancesex.

Girl 1: ewww no way!
by universe24 December 14, 2011
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