A person with a cheesy reputation who is too easily attached to women and forgets about his friends and family.
by David J. D October 14, 2006
i.e.: "I ate a lot of beans and now I am pumping gas".
"Who just pumped gas?" "I've been pumping gas all night."
"Who just pumped gas?" "I've been pumping gas all night."
by I_AM_FARTICUS March 07, 2010
by Ben Eisenstaedt September 17, 2006
When one is unsatisfied with having sex with humans, they turn to performing hardcore sex acts on cats.
by Billy Fear October 15, 2010
Slang referring to an aggressive, furious, rapid act of fellatio. The piston pump receives its name from the rapid head movement exhibited by the provider of the fellatio, which is said to resemble the action of a moving piston. This is also referred to as the jackhammer. The piston pump is much sought after in the world of fellatio and should be received with grace and humility.
by Boozy Barfly November 27, 2006
When you masturbate then do a backflip as you climax so that you ejaculate on your own face in mid-air.
Person 1: "Is that a bit of ranch dressing on your face?"
Person 2: "Nah, I've just been under the pump"
Person 2: "Nah, I've just been under the pump"
by Lord Of All Things Sasquatch November 10, 2020
To place your arms perpendicular to your torso, at 90 degree angles, and to flex your biceps.
This action is often used after an achievement.
This action is often used after an achievement.
by mkruss February 04, 2009