shirken
The act of a female performing fellatio upon a male while taking a dump. Similar to a blumpkin except the female is shitting, not the male.
Male: "Hey Doll, why are you eating so much fiber?"
Female: "Meet me in the bathroom in 30 and I will shirken the shit out of you and me, Stud!"
Female: "Meet me in the bathroom in 30 and I will shirken the shit out of you and me, Stud!"