Where a dumass (particularly those from BME) slice their dick down the center so it is split in two.
BME guy:Hey you want to check out my genital bisection?
woman: Ew no get the fuck away you're not sticking that in me.
woman: Ew no get the fuck away you're not sticking that in me.
by Sparisi1122 October 15, 2008
Get the genital bisection mug.