Gnarshing 

Skiing or Snowboarding while you are high.

After we hotboxed that gondola we went gnarshing for a couple hours.

Gnarshing by G0dzilla April 21, 2012

Gashing up

To step up to someone in a fight.

Yo quit "Gashing up" to me.

Gashing up by thahib December 21, 2019

Gashing 

To cross seatbelts and collect rubbish from aircraft seats

Can you please go start gashing that Airbus A320?

Gashing by Fleet-pres69 July 31, 2022

Gashing 

Often used to describe pre-marital sex from a higher official, who usually gets off scott-free.

We all know Jim was gashing up there.

Gashing by Cotton369 April 2, 2023

goulash or gashing 

To bullshit or make lightly of

Be serious everyone no goulash or gashing.

goulash or gashing by Squidlles November 25, 2023