The sexual act of defecating onto the top of your partner's head and then proceeding to smear it across their hair using a clothing iron, leaving several smelly burn scars.
Stanley: Dude, I totally gave Cindy on of my patented Cleveland Stanley Steamers last night.
JG: Bro, that's sick! Call the Rug Doctor!
by FBM Genesis June 2, 2011
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When a revolting, repellent, repulsive, sickening, nauseating, nauseous, stomach-churning dump is eradicated from the body of a male of greater than or equal to 74 inches tall while a female is taking a hot and steamy shower. This must occur while in Stanley Idaho and in a bathroom without ventilation.
Dana just Stanley Steamer 2.0'd Emily... I hope she can come out of this one alive.
by concerned_frind_of_emily December 6, 2018
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A sexual act; to which a female will defecate into her hand, and slap her lover across the face during intercourse.
Anytime Melanie's boyfriend got too rough, she planted a slapping stanley steamer on him.
by fullbodyterrets September 29, 2009
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Verb: The act of pouring steaming hot coffee into your partners asshole, and ejaculating endlessly inside their ass till the coffee and ejaculate mix pushing it back out into your cup ready to drink.
Hey man what did you have for breakfast? Ah, I just had a hot cup of Stanley Steamers coffee creamer ... My wife is in the e.r.
by M.T. Sinjac October 9, 2015
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When you take a dump in a girl's mouth and proceed to mouth fuck her.
I was having sex with Betty, when it dawned on me that a Stanley Steamer would top off the experience.
by Steve Hancock February 27, 2007
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This happens when you defecate aggressively whit the feces emitting warmth that can be felt against your buttocks
Man 1) “dude I’m never getting fast food tacos again.”

Man 2) “why not?”

Man 1) “last night my stomach was bubbling so bad that I forced out a Stanley steamer.”

Man 2) “what the hell is a Stanley steamer?”

Man 1) “refer to the above description.”
by Ascience August 27, 2021
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When one person poops out a hot steaming turd on a person named Stanley.
I went over to Stanley’s house after eating White Castle and crapped a hot Stanley steamer on his face.
by Espo6333 January 28, 2022
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