To throw an object with a snap of the wrist side arm, applying a spin to the object. Making have the force to hit something and bounce off it.
"I'm gonna fucking humm this at tyson"
"A fuck! My eye!"
a word used to show disbelief about someone.
Person 1: I spent last night with sarah michelle gellar!
Person 2: AW HUMM.
Person 1: It's true!