1 definition by JoMamma1241
The abbreviated way to say "cool story bro", often used to blatantly make the disgust clear with little to no sarcastic intentions.
A: Did you see the Raiders dominate the Chargers last night? And look at my new Jacoby jersey and new hat and and and and and....
B:CSB.
B:CSB.
by JoMamma1241 December 7, 2010