when one of your bros is spitting game and you obstruct him in some way, as opposed to cock blocking which is when your bro is actually getting some
Erik was game breaking so hard last night when I was talking to that chick
by claymor15 October 17, 2010
1 more definition
one who breaks games of golf with katy
Katy cheated with a game breaking move.
by Britt September 05, 2004