Gash Bash 

1. A porn movie.
2. Somewhat the opposite of "Sausage Fest", A party or social gathering consisting entirely or almost entirely of women. Sometimes by design.

"Awesome gash bash, did you bring the strap-ons?"

Gash Bash by Cragg October 12, 2006

gash bash 

When two women have sexual stimulation by rubbing and grinding their genitalia together.

The two lesbians like to gash [bash} in public washroom stalls.

gash bash by drbigdaddygee March 12, 2010

Gash-Bash 

The act of shagging a women . Literally bashing her gash with your meat sword

I'm really going to shag my woman hard tonight-She's in for a good gash-bash !

Gash-Bash by Bumloudson Tepong February 7, 2007

Gash Bash 

A party where loads of men come along to shag women (usually hired prostitutes) in a huge gang-bang style orgy.

"Hey did you go to that gash bash last night? I heard Ricky caught something from that leggy blonde."

Gash Bash by Rankles March 2, 2009

Gash Bash 

A gathering with a much higher number of women than men.

Dude, what a score! This party is a gash bash!

Gash Bash by Who What Where When Why How June 26, 2014

Gash Bash Cash 

Money set aside specifically for the purchase of sex; or for the rental of sexually explicit films.

"To make himself feel a little better, Dave removed the gash bash cash stash from the biscuit tin, and headed off to the red light area"

Gash Bash Cash by Mr Snail April 18, 2008

Inferno Tent Gash Bash

Only to be performed at music festivals. The act of simply hooking up with a girl, giving her a quick bash, once you're done, run out of the tent and set it on fire with her inside.

"I cant believe he just did an Inferno Tent Gash Bash! I thought he loved me!"

Inferno Tent Gash Bash by Tewit January 17, 2009