Gashin 

The slang term for 'Gashing'.
Clubbing or Gash hunting, used to describe a planned event in getting laid.

"Are we going out gashin' tonight, lads? - Phil Spragg (DQ)

Gashin by Lordy123 November 21, 2011

Gashin' up

To act like your tough.

You you wanna quit Gashin' up or ill kick your head in.

Gashin' up by thahib December 21, 2019

gashnitzed and gashnizzled 

when something is all fouled up or has gone completely awry

“I twisted the dilly-doo until the thingy lined up with the whosie-whatsit and wouldn’t ya know it. The dingus got all gashnitzed and gashnizzled and the jobby-joo went wizz-bang out the back. Please forgive me if I’m getting too technical for you. It’s just that I’ve been workin’ in the doojigger biz since I was knee-high to a whatchamacallit and I rarely interact with you civilians.”

gashnitzed and gashnizzled by goose_on_a_roof October 15, 2020

Gishing 

Competing in Gishwhes International scavenger hunt.

We will be gishing the last week in July.

Gishing by Akashadance July 25, 2018

Gassing 

To boost someone's ego, or make something seem more hype than it actually is/was.

You're gassing him up too much. Stop gassing them up they already full of themselves.

Gassing by gasmia July 18, 2017

gashing out 

Phrase used as a reason to back out of attending an event when you don't have a reason

Adam: Michael, are you coming to the pub tonight?

Michael: I'm gashing out tonight

gashing out by CoolerthanDenard November 20, 2013

GASHUNK

Onomatopoeia - The noise a shark makes when kicking down a door.

*GASHUNK*
person 1: What was that?
person 2: Clearly it was a shark kicking down a door.

GASHUNK by Yattaman1337 February 21, 2009