Third man in

The third person to enter a fight, almost always escalating a one on one altercation into an all-in brawl.

Steve was handed a game misconduct for being the third man in the altercation.

by JohnTan February 4, 2009

third man in

being the third man to penetrate a girl and being forced to fuck her up the ass because the mouth and pussy are already taken

Ryan: How was it with Janie last night
Eric: Terrible I was the third man in

by Lionboy January 15, 2008