What is Piston?
1.
Double penetration sex, with one man fucking the girl in her vagina in and the other in the ass. They alternate thrusts to create a piston action, much like that of an engine.
"You take her in the ass, I'll take her in the pussy and we'll piston her"
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2.
somebody who is sh** ugly
Eww you like him he a piston.
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3.
someone who is an idiot
you're a complete piston
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Random Words:
1.
An individual often seen in IT departments who desperately try to create work (usually resource allocation, request routing and approval..
1.
Short wobbaly fat ass.
Your mama
2.
fat little guy who waddles a lot
Lauchlan is one
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3.
katie who goes to my sckoo..