The upgraded form of the Cleveland Steamer. Its where a person lays face up on the floor and another person, preferably who has diarrhea, waddles across the person on the floor's body.
Her: Hey big boy, why don't you give me a Cleveland Steamer.
Him: How about I give you a Manhattan Steamroller instead?
Her: What's that?
Him: Stay right there, let me go down some taco bell and I'll show you!