sexual position in which she is listening to Mannheim Steamroller on her iPod while you shit in her mouth
Man, I thought it couldn't get hotter in there, but then she let me Mannheim Steamer, and I was like, wow!
by eddiefiv May 15, 2013
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the act of pooping on ones chest while playing an, electric organ or piano, or any synthesized instruments, while rolling the feces up and down on the said ones chest.
person 1 "why do I hear mannheim steamroller's christmas special playing upstairs?"

person 2 "Oh, thats just Craig, he likes giving mannheim steamers to people for the holidays"
by malparida November 29, 2010
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