Very similar to "Get up off my
nuts", but it can be used by persons of both genders.
Rooting from "Cease and decist" it has been urban-ized and turned into a more
popular version.
Exacting meaing is not known, but when it is said, it is advised that one moves up out the "grille" or personal space of
the one who said it. Not doing so could lead to the "busting of a cap"