B4n? What the fuck does that mean? Before noon? Bush for nukes? ...OH! Bye for now. Damn you lazy n00bs.
by Johnny Rocketfingers March 24, 2004
B4N is leet speak for "Ban". Expel from a community or group. Also see B4N.us
If you use H4X you will get a B4N in some game servers.
by Czar April 4, 2005