A common response to someone who is acting a fool and simulatenously impeding on your space by constantly riding and insulting you. Often accompanied by the phrase "and get off my nuts" as well as a two finger (usually the index and middle together) flex to the sky and a cracking noise administered by one's mouth.
A comeback to one who is using you as the constant butt of their jokes and chides.
A signal phrase to someone that they need to settle down and stop acting like a self smoke.
After hearing Scottie runs his mouth at the party all night Nick said "crack your wig back and get off my nuts."