Masturbating with a flaccid penis
by Original Orangutans December 27, 2018

A mixture of marijuana, soda, ashes, and bowl resin mixed together and baked under a light then smashed repeatedly to compact it, most commonly made to maximize a small quantity of marijauna
by tlil May 3, 2009

When a phallus looks like it's pressed between two panes of glass. Credit to Tommy of Browntown Podcast
by Elle Bea June 22, 2022

Mash is a silly girl with beautiful hair. She is classy sassy and smart-assy. Don't mess with her because she is feisty and is not afraid of anyone!
by Anon220391 August 2, 2021

by Pimply November 19, 2023

by ace candy April 16, 2014

Similar to male teabagging, a female squats over someone’s face and lowers her vagina onto the person. Gash Mash is used as a practical joke or prank when performed on someone who is passed out or asleep. It can also be a sexual act as well. Another name for a vagina is gash.
At the sorority house last night, silly Sally drank 3 bottles of Boone's Farm wine passed out on the floor again, but this time the whole pledge class gave her a Gash Mash! Like, tots embarrassing!
by Dick B. Tricklin July 3, 2018
