When one initially goes to urinate only to realize the pressure applied is pushing feces dangerously close to exiting the anus, requiring a quick turnaround into the sitting position.
Phenomenon is almost solely observed in males, although is occasionally practiced by females in hardcore porn.
It was quite embarrassing having to make a poo-turn from the urinal to the stall at the office.
Ruler of Lake Titicaca. Rumored to have a bunghole that gets very angry if it does not receive toilet paper. Cornholio the Great is often seen walking around with his shirt over his head and his hands in the air, chanting songs about his power, and his bunghole.
"I am Cornholio! You do not want to face the wrath of my bunghole, for I need TP!"
Butthead: Shut up, Beavis! (uh huh huh huh)
Beavis: Um, okay. (heh heh heh heh).