ass pumping - utilization of the buttocks in a general up and down motion to facilitate the use of a pump or other similar applied pressure working device. Definition may be inclusive of fully or partially clothed buttocks, or entirely unclothed buttocks.
Common devices used when ass pumping:
tire pump, beer keg "tap"
Expressions: "You can pump a keg with that ass!"
tire pump, beer keg "tap"
Expressions: "You can pump a keg with that ass!"
by TCR May 15, 2006
by Solid Snake October 22, 2004
wen u grab a fuckin turkey baster and blast air into ur anus, then lol u fart out the ait on vent like a dik sleeb. ovarie ovvare aovaoadoaha nai aisiahnai hniasnia nisai nanansi ni aia inin ia iani in in in sin inindaidn ianiin n ia inain ins in.
hey shooji mike and kyle,, i got something 4 u, BLAST, who dud how u did dat, a ass pump turkey baster in my ass makes air reflect onto yo dome, u pussy bitch.
by jasoman August 31, 2006
The act of melting down a Madden CD and placing it into a syringe then injecting the hot liquid into one's ass like a steroid injection.
Adam melted Madden for Eric because the game was so garbage. Then Eric bent over and got an injection of Madden. This is Madden Ass Pumping.
by AFNLD December 15, 2010
When a dude sticks his long, hard, throbing cock in a womans ass then pulls out and pee's in her mouth.
by CoolBreeze420 September 1, 2008
Person 1: Hey, did you hear what Jason did the other day?
Person 2: No, what'd he do?
Person 1: He was totally pumping ass with Becky.
Person 2 : Goals.
Person 2: No, what'd he do?
Person 1: He was totally pumping ass with Becky.
Person 2 : Goals.
by lolingatyouandyourlife June 15, 2015
A term coined by Static Noise Podcast member Matt Chinander. It means the same thing as kick ass. Another variation is "Thrust Butt", coined by fellow podcast member Alex.
by THRUSTDABUTT July 31, 2012