To play an exceedingly great amount of video games (esp. call of duty), make rude and/or homosexual comments, usually with no relevance to the video games, and occasionally yell and/or get very angry at the game.
Jim: Yo dude, where's Charley? I thought he was supposed to be here.
Harry: Nah, yo. He's at home Robby Bobby Flip Flopin’.
Jim: What a flamer.