a derivative of pown or pwn. more a verb than a noun. but more specific than the base word. a very strong and decisive powning. can be used as a noun like gravy, hollandaise, ketchup or any other condiment to further describe the powning just subjected on someone.
"i'm going to pownsauce you"
"man, did you see that game? they got pownsauced"
"the patriots drizzled their pownsauce on the lions."