The process in which someone places their hands together, bends down and rams another person in the ass in an upwards motion, so as to lift them off the ground.
(during sex)
Jane : Harder! Harder!
Jim : I can’t go any faster, but I can give you something else.... *procedes to Colombian Car Jack*
Jane : Oh yeah baby that’s the fucking spot ram me harder in the ass I want to take your full girth!!!
by Tailpipefucker June 7, 2019
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Where a women from Rhode Island aggressively jacks you off whilst you are under her car fixing it.
Diana gave me the best Rhode Island car jack in the repair shop yesterday!
by Blueberrywaffles69 November 4, 2022
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