A type of anal leakage specifically related to dogs eating dark chocolate and having their feces slide out of their body unnoticed and in the same chocolaty consistency.
First coined when the dog Nate ate everyone's dark chocolate covered pretzels under the christmas tree and then sh-nate-d in a chocolate looking and vile smelling mess on the carpet and then dripping from his rectum while walking around the house.

When you eat dirt for the first time and leave your family to build a shack in the woods