The act of thrusting a penis in between a woman's butt cheeks to cause ejaculation, while the woman reaches under and squeezes the scrotum tightly and shakes vigorously.
banging a chick doggie style and then pulling out and sticking your dick in between her butt cheeks and fucking them while she reaches behind and grabs the shit out of your balls untill you nut. This is known as the " Reverse hamburger "
by jastlye March 13, 2009