The act of collecting and bagging, in an oversized zip-lock, dog poop. Said bagged poop is then placed on your woman's bare backside, preferably slightly north of the crack after commencement of sexual foreplay and while the woman is prone on her stomach. The man places his erection between the woman's fanny cheeks and proceeds to dry hump like a dog, all the while maintaining contact with aforemetioned said bag of shit. Upon climax, the man suddenly drops all of his weight on the woman thereby breaking the seal on the oversized zip-lock spraying canine feces on her and him.
It wasn't the Dirty Schnauzer that pissed her off, it was when I kept saying, "Paging Doogy Schauzer, paging Doogy Schnauzer