Cool.Fucking.Story.Bro

Used in times where just cool story bro inst enough to express real feelings.
Girl 1: "Im on my period! =D"
Guy 1: "csb"

Girl 2: "When I took out my tampon, blood went on my nails! D:"
Guy 2: "CFSB <<"
by AnnieCanwanie February 20, 2011
Get the CFSB mug.