When talking about the movie "Fight Club," it is the one person in the group of people who points out that "there is no Fight Club."
Joe: Yo want to come to my house to watch a movie?
Steve: Yeah let's watch "Fight Club."
Pete: Yeah! That's a kick ass movie. Let's watch it on my Blueray.
Joe: "Fight Club" is definitely one of my favorites.
Leonard: There is no "Fight Club."
Steve: Who invited him? He's totally That Fight Club Guy.
A term used by white teenagers in the U.S. to denote a secret order of basketball, kool-aid, fried chicken, and stolen tv loving people. It is often abbreviated as SBGC