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

When your going anal with a bitch and she shits while your dicks in her ass forcing it back out like a piston.
by Donkeykong2128 May 31, 2015

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
