heat pile
When taking a crap of such epic proportions that it rises up above the water line in the toilet to the point that you can feel the warmness of the dung rising up.
Ernest: Dude, that White Castle hit the spot after a night of binge drinking ehhh???
Mortimer: It sure did, but the next morning I left a heat pile that almost lifted me up off the seat
Mortimer: It sure did, but the next morning I left a heat pile that almost lifted me up off the seat