by ric4rdo October 3, 2021

When your fucking a girl in the ass, you take a shit in her ass crack and then you have anal sex and thrust your dick vigorously to mash the shit and then you scoop the mushed shit from her ass onto a plate and serve it to your loved one.
by BigBunnyrabbits July 16, 2019

by concon15 October 28, 2021

Like 'shipping' people but instead of wanting them to be in a relationship, you want them to co-create something. Whether it be art, music, writing, etc.
I love how their voices sound together, I mash them.
Their writing styles really compliment each other, i mash them.
Their writing styles really compliment each other, i mash them.
by fjudutfmhfrsnmhg September 22, 2018

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!
by Dumpeldore July 18, 2023

What to call sex between two old people (30+) as the man is past his peak (rotten potatoes) and the woman is expired (rotten milk).
by raunchyrooster93 August 14, 2024

by Doofenshmirtz1218 December 21, 2024
