Booty Jacking Share definition Flag 1. The act of thrusting your ass into the crotch region of another person. 2.When your friend turns around and thrust her but into your vaginal area while shaking it back and forth. My girlfriend was booty jacking my vaginal region at Zumba. Booty Jacking by ZumbaKing June 10, 2013 Get the Booty Jacking mug.