Ghost grind: the act of performing a dance of grinding sexual nature behind an unsuspecting person at the bar. Preferred ghost grinding music includes Ginuwine's "Pony," or Usher's "You Got It Bad." Or Usher's "Love in This Club."

Really anything by Usher is acceptable.
Dude. I've had about 13 cocktails and it's time to ghost grind on some dudes in here.
by meesh2011 November 10, 2011
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Working really hard (grinding) for a project or idea without anyone noticing or making a scene.
Man, Jeff Bezos was really on his ghost grind for like 10 years until Amazon got big.
by Freddyubereverywhere September 11, 2021
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