Shit-piston

When your going anal with a bitch and she shits while your dicks in her ass forcing it back out like a piston.

I was with my hoe last night and while we were doing it she pulled a shit-piston.

by Donkeykong2128 May 31, 2015

pipe pistol

A top tier weapon in Fallout 4

Hey why are you using the combat rifle? That thing is garbage us the pipe pistol.

by King Donger September 22, 2016

ham piston

A penis, typically one quite virile and DTF.

You know, Gwen Stefani may be pushing 50, but I'd still give her the ham piston.

by Steevve August 27, 2016

butter piston

Yet another slang term for penis. It is meant to be humorous and not as offensive as some other slang terms.

Fred : "Dude, I thought Darcy was leaving you."
John : "What can I say? She can't get enough of my butter piston."

by Huge Assman November 2, 2017

ratchet pistol

The tool used during a woman’s Pap smear, and the most uncomfortable device in the world.

I had to get a Pap smear today, and the ratchet pistol was cold as hell.

by every good name is taken March 1, 2018

hairy pistachio

When you eating a female out and you discover the patch of pubic hair she missed when she shaved her pussy

I was face to face with her hairy pistachio.

by acockyone May 8, 2020

Pudding Pistol

The human anus, in the act of defecation.
The act of taking a shit

After that huge burrito at lunch, I may have to fire the pudding pistol before our 2 o’clock meeting

by crbrewski October 29, 2020