mad coz bad Share definition Flag A sentence you write to a person who rage when he dies in a game. "Lol sebbe-g, y u s0 m4d?" "Stfu fagit, you cheat lol!" " mad coz bad " mad coz bad by Roflcopter1337 December 2, 2013 0 0 Get merch Get the mad coz bad mug. Buy Now — $32.95 See more merch