n. A sexual maneuver between a man and a woman/pwn victim/Pruger in which the man retracts his testicles up into his lower stomach and then shoots out one testicle at a time, alternating testicles with each blast. This is an alternative form of The Shotgun.
The NBA team The Detroit Pistons got its name because the founder of the franchise could use The Piston with extreme speed and accuracy.
by MC Derf March 17, 2008
Get the The Piston mug.The act in which the male participant urinates directly into his female counterparts mouth, which she is not allowed to swallow. He then proceeds to face-fuck her in her urine filled mouth, with the ferocity of an automobile piston. This ideally occurs while the man is wearing a Chauncey Billups jersey.
Optional: When urinating in her mouth, go for the "3 point shot" by taking a few steps backwards for extra distance and accuracy (just like Chauncey).
Optional: When urinating in her mouth, go for the "3 point shot" by taking a few steps backwards for extra distance and accuracy (just like Chauncey).
Sarah: How was the game, babe?
Derek: Great! Chauncey Billups scored 35 points!
Sarah: Oh, that's awesome, hunny!
Derek: But no points were as big as this one. Open your fucking mouth you dirt-whore!
Sarah: Oh my! Why?
Derek: Because you are asking for a piston pump, you half-retarded hooker!
Sarah: Well, ok... (opens mouth and gets on knees)
Derek: How d'ya like theeat! (urinates in mouth) Hold it! Hooold it! Don't swallow! (proceeds to "Piston Pump" her mouth) Congratulations, you are now a "Detroit Piston (pissed in)"!
Derek: Great! Chauncey Billups scored 35 points!
Sarah: Oh, that's awesome, hunny!
Derek: But no points were as big as this one. Open your fucking mouth you dirt-whore!
Sarah: Oh my! Why?
Derek: Because you are asking for a piston pump, you half-retarded hooker!
Sarah: Well, ok... (opens mouth and gets on knees)
Derek: How d'ya like theeat! (urinates in mouth) Hold it! Hooold it! Don't swallow! (proceeds to "Piston Pump" her mouth) Congratulations, you are now a "Detroit Piston (pissed in)"!
by Brad Delp April 11, 2008
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The sexual act where you 69 with a woman while getting your ass fucked by 2 guys, and she is getting her ass fucked by a dog.
by ramencm ttam March 29, 2011
Get the Plastic Pistole mug.It is simply the study of pits. Of course, a pitlologist must pick a field to specialize in (e.g., watermelon pits, BBQ pits, or the study of pitiful situations and puns).
When I grow up I want to study pitology since I'm so good at falling into them. I'm going to study pits in the Amazon, Aztec ruins, ancient Buddhist temples, and various tombs in Egypt and India.
by Insufficient Postage May 6, 2006
Get the pitology mug.by Dr. BDog May 24, 2011
Get the Pissology mug.When a man or woman puts both of there fists inside a butthole or vagina and moves in conjunction While one fist moves down the other goes up. Like a engine piston.
by Irishrover18 January 12, 2017
Get the Double piston mug.A magical weapon that, when aimed and fired at a target, forces the target into magickal sexual intercourse with the wielder.
by Caminus Umbra January 10, 2008
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