To say 'sup' by throwin out your 2 fingers in a sort of sideways peace sign. Used for all forms of greeting, i.e goodbye, hello, c ya, nice to meet you...

to throw up a peace sign, to give props or say whats up. Or to say goodbye, or to get some ones attention.

to throw your hands up in the air when riding a car to say "wassup?"

means to ride 22's or is like sayin goodbye ...

to masterbate uncontrolably