The insertion of one's ballsac into a woman's anus, getting the ballsac covered in "chocolate", and slapping it around on her, usually on the face.
-Damn dude I freaked that bitch out. I took my nuts on a little trip to her chocolate factory and Russell Stovered her in the face.
-Awwwwwwh, Karl!!! Nuts in the asshole!! Now why don't you just Russell Stovah all over that ho!!!!!!!!!!