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."
John : "What can I say? She can't get enough of my butter piston."
by Huge Assman November 2, 2017

“This town ain’t big enough for the both of us, you god darn piston neck”
“You fucking piston neck”
“What are ya? A fucking piston neck?!”
“Get off my land you piston neck”
Or if you are a women
“Get your willy out of my face you piston neck”
“Get off my behind, you piston neck lookin retard”
Honourable mentions
Piston Neck Pete
Piston Neck Willy
“You fucking piston neck”
“What are ya? A fucking piston neck?!”
“Get off my land you piston neck”
Or if you are a women
“Get your willy out of my face you piston neck”
“Get off my behind, you piston neck lookin retard”
Honourable mentions
Piston Neck Pete
Piston Neck Willy
by TheHungryShoe September 28, 2020

by Steevve August 27, 2016

The act of sticking two fingers up a womans arse and proceeding to ram them up her nose like a piston
by Mick Moran September 12, 2010

by Kyle Wells August 29, 2005

NBA team that is slowly crumbling.
First they beat the lakers in 2004.
Then they lost to the Spurs in 2005.
Then they lost to the Miami Heat in the 2006 eastern conference finals.
Then they lost Ben Wallace.
First they beat the lakers in 2004.
Then they lost to the Spurs in 2005.
Then they lost to the Miami Heat in the 2006 eastern conference finals.
Then they lost Ben Wallace.
by D-Miles August 13, 2006

by the knowlegable one number 2 March 28, 2019
