as one man grips the genitals of another, he fast and furiously stimulates the genitals while pretending to shift the gears of a manual transmission car.
Man 1: "You know you owe me a 10 second car, right?"
Man 2: "Vroom! Hope you don't mind if I grind your gears!"
Man 2: "Vroom! Hope you don't mind if I grind your gears!"
by Frenchy Davis April 02, 2009