pink trombone

The penis, specifically during the act of fellatio.

Sally liked playing the pink trombone behind the bleachers, after class.

by reiver September 22, 2005

pink trombone

noun. Slang for penis, dick, cock, etc., specifically when being fellated.

"Man, he ain't interested in your sister -- he only plays the pink trombone."

by Elwood P. Dowd January 2, 2007