When a person gets on all fours and a fully erect man, either hanging onto the top of a canopy bed or some sort of bar, swings into the person on all fours from behind.

**This maneuver takes great skill and should only be performed by a trained professional. Improper execution of this by an untrained individual could be very harmful to one or both individuals, possibly resulting in a anal fissure, vaginal tear or even a penile fracture.

when you're hungover as shit after a spending a night drunk as a skunk