bum bashing

A term used for the act of anaul sex with another man.

"you big raving bum bashing homosexual!"

by Nick Parry September 12, 2006

Bumbasing

The act of inserting cocaine up the receiver’s anus then having anal sex with them. Once the giver has ejaculated, the faeces, semen and cocaine is pulled out of the receiver and snorted.

Hey, fancy a night of bumbasing?

by AlexYIsTotallyGay69 June 19, 2009