Male homosexual intercourse. Derivation of the Shakespearean reference to traditional male / female intercourse MAKING THE BEAST WITH 2 BACKS.
"Do you think he'd be the type of guy Jen might like?"
"No, I think he and his friend and going to be making the beast with 2 hairy backs later tonight."
"No, I think he and his friend and going to be making the beast with 2 hairy backs later tonight."
by TRex1 April 1, 2006