to Kick Some Butt. Refers to the act of bailing to a LAN cafe and pwning some noobs at left 4 dead or dota.
A: I've had enough of this club - let's just bail home...
B: C'mon! The night's still young, let's just ksb (at Cityhunter)!
B: C'mon! The night's still young, let's just ksb (at Cityhunter)!
by ksber April 17, 2010