flat mash

A disfigured vagina requiring corrective surgery from the result of riding ones bicycle for a extended period of time.

"I've ridden my bike for 20hrs this week, my vagina is a flat mash after that"

by Sukmydix February 1, 2017

flex mashing

A form of jitter clicking most used in sm64 speed runs for blj's

Person one: what's the best way the blj?
Person two: flex mashing ofc

by flex mashing bih March 18, 2021

Mash

To beat somebody up badly.

“Imma mash this nigga if he don’t got my money”

by ICryMyselfToSleepXD April 5, 2024

Mashing off

Masturbating with a flaccid penis

One might find themselves mashing off when they’re bored of watching porn.

by Original Orangutans December 27, 2018

Mashing Potatoes

When your having sex with a girl and she squirts on your face then you throw up.

I was mashing potatoes last night then had to take a shower to wash the filth off .

by Doofenshmirtz1218 December 21, 2024

hold on to my mash

If a guy says hold on to my mash he means hold on to my dick

Max: “hold on to my mash”
Lara: “ew no!”

by ric4rdo October 3, 2021

Backwards Mashed Potatoes

The art of ejaculating inside of someone and proceeding to shit inside of them (preferably wetly). The colors are reversed.

Please uncle Mike… no more backwards mashed potatoes.

by NapoleonD December 28, 2023