n. describes the creamy mixture of fluids that sneak out of the anus after unprotected anal sex. The base mixture contains spooge and fecal matter. It may also contain rectal blood, lubricant, spit or any other liquid that may have been inserted. Makes a great combination and sauce for the Dirty Sanchez.
Buddy, I woke up this morning, scratched my ass, and found some fresh bung butter - did you harpoon my starfish last night?