Used to show appreciation, or strong like for something. Akin to floats your boat and tickles your fancy.

A positive expression, should not be confused with the likes of ‘grinds my gears’ which shows annoyance or irritation in something.
I’m a sucker for alliteration! Really mashes my potatoes you know?

Pames: I love Wes Anderson films!

Lartha: Ah they’re not for me, but whatever mashes your potatoes!
by Gasmark6Abbaxox October 17, 2020
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When you're unaware of your pregnancy and you still have sex.
"What the hell? I don't what happened to Jimmy, but he be looking like he got the mashed potato. Not sure what happened to him, but when he came out, he came out in pieces."
by TheSpizzleWizard December 6, 2021
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The "mashed potato ice cream cone effect" is a surprise feeling (often negative) when you eat or bite into one thing thinking it's something else that looks similar
I poured myself some salsa to have with my tortilla chips. It wasn't until the first chip that I realized it was spaghetti sauce in a salsa jar. I quickly learned the meaning of the mashed potato ice cream cone effect
by cranioDan11 May 2, 2021
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The act of putting Mashed Potatoes in a Pastry Bag and squirting them into someone’s ass… Then having Anal sex and cumming in the ass. Putting a tube in said ass and sucking the cum and potatoes out!
I was with my girl last night and she made me a Mashed Potato Captain.
by Dumpeldore July 19, 2023
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The act of taking a pure shit into a females pussy and making her wet so it slobs out.
Sharon sure did love that sloppy wet Mississippi Mashed Potato.
by RainbowHugger February 18, 2011
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Hey Bro, did you know that mashed potatoes are just Irish guacamole.
Bro, what the fuck
by concon15 October 29, 2021
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