Define Grape Nuts Meaning

an annoying teenager usually a girl that acts higher than others and has no real priorities. She/he treats others with no repect and is very insecure.

Not the cereal. An advanced stage of nut sweating where your balls feel like they are sliding around in your boxers like a pair of skinless grapes.

When one sits down to take a shit and inevitably pisses in the water before the first turd hits. Then when the first turd does hit, it splashes cold piss water onto one's balls and they shrivel up to the size of grape nuts.