When you eating a female out and you discover the patch of pubic hair she missed when she shaved her pussy
by acockyone May 8, 2020

by Flynnard January 14, 2016

When two people create a ball off semen, discharge, shit, mucus, saliva and other bodily fluids. Go back to back, and create a pistachio out of their bodies and said ball.
"Last night Davey and Sabrina did the Alabama Pistachio!"
"No Way! I never thought that chink would get a drop of cooch"
"No Way! I never thought that chink would get a drop of cooch"
by rapebaby May 1, 2021

by sueg May 18, 2006

When a lady of young age eats to many items of the vagetagious species and has a wet or squishy queef out of her vagina.
by A Man of Truth August 1, 2010

Usually refurring to when a girl has a mustache. A Dirty Pistachio can be seen if you watch the porn film, Hairy Lesbians Gone Wild, on the pornstar Morgan Lewis. This normally means that this chick has a longer mustache than the man!
Wow that cougar has a Dirty Pistachio
OR
I had sex with that Dirty Pistashio last night
OR
I only date girls with Dirty Pistashios
OR
I had sex with that Dirty Pistashio last night
OR
I only date girls with Dirty Pistashios
by A.Dot Dizz December 6, 2006

A vagina that tastes so bad that you have to eat a different vagina because it is the only thing that can get the awful taste out of your mouth.
Tom: I ate this girl out the other day and I can't get the awful taste out of my mouth no matter how many times I brush my teeth.
Dick: You gotta go eat out a different chick.
Tom: Why's that?
Dick: The only way to rid yourself of the taste of a Nasty Pistachio is to eat a different one out of the bag.
Dick: You gotta go eat out a different chick.
Tom: Why's that?
Dick: The only way to rid yourself of the taste of a Nasty Pistachio is to eat a different one out of the bag.
by Dale Wholphin November 11, 2011
