Shaka bruh is sign you make with your hand in which you raise your thumb and pinky to show people you're afull blown cunt. It can also be a salute to your fellow retard friends that you're all fucking arsewipes.
Cunt 1: Hey bruh
Cunt 2: Sup bruh *makes shaka bruh sign*
Cunt 1: You want me to suck your fart box while you talk shit about travelling bruh.
its a hand gesture and its called shaka. and it means your cool!
make a fist and stick your pinky out and your thumb, twist your wrist back and forth. a hand gesture to tell another person he or she is cool for doing something.