Slang for the act of ruining a meal for the other diners. Generally used in the context of a dinner party at a private residence, but can also apply to a meal enjoyed in a restaurant.
A more general definition applies when someone manages to spoil an event for the group by doing something very inappropriate.
Every time my girl and I double-date with James and Amy, We end up leaving early because James always manages to fuck the mashed potatoes by drinking too much and starting a screaming match with Amy about who spends to much money.
by MikeinVA December 7, 2007
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1.The act of boiling a potato, inserting it into a girls ass along with a little butter and salt and then fucking her as hard and fast as you can in the asshole.
1. Step one-Boil one large russet potato, Step 2 insert into asshole with butter and salt. 3. fuck asshole in a vigorous motion for 2 minutes 4. Enjoy you turkish mashed potatos!
by Jbook July 21, 2006
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noun. A menace of the forest that came to life through a bowl of mashed potatoes. He wears a yellow shirt, blue jeans, and underpants on his head to hide his true identity.
by Scnigey March 23, 2003
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An adjectival description of something as messed up as a soup sandwich.
Drill Sargeant Bohannon looked the recruit in the eye and said, "Boy, you are as fucked up as a mashed potato sandwich and will not survive first contact with the enemy unless you get with the program."
by Percy Dovetonsils III August 20, 2003
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That feeling of mental retardation after coming down from a long night of tripping on acid
Man, I caught some major mashed potato brains the last time we tripped. I don't think I could deal with that again.
by hobolizardg January 4, 2012
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When a male is giving anal sex and the female begins to take a dump. The shit will come out and resemble chocolate mashed potatoes.
Dude i totally fucked that girl in the ass and it hurt her so much. she started screaming and got revenge by making her famous chocolate mashed potatoes.
by Rawrsorz January 24, 2010
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When you chuck a baby or toddler into the highway and wait for the baby to become a bunch of mashed bits
I recently ate some good baby mashed potatoes at route 9
by jsqurriel November 21, 2019
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