Hairy Bobbin' Man Ass 

While watching porn, the unfortunate and unappealing presence of a naked, jackhammering male arse in the shot. Really spoils the atmosphere.

Coined by Bill Hicks.

"I thought you said this was porn. All it is is a hairy boobin' man ass and a Wah-wah pedal"

Hairy Bobbin' Man Ass by Eldritch September 25, 2003