A rare and highly sought after aftermarket mod for cars which adds anywhere from 100-700 HP depending on number used (i.e. Single, Dual, Quadratic). Also see Tally Pipe
by MVC March 19, 2003

Julie's such a Triscuit Pumper. After burning a bowl she got the munchies and starting humping the box.
by PumpMonkey July 29, 2011

one who masturbates; one who jerks off; one who chokes one's chicken; one who strokes one's cork while massaging one's grapes
Employee1: Man, why is the boss such a jerk?!
Employee2: Ah, don't worry dude, he's just busin' your balls cause he's a monkey pumper.
Employee2: Ah, don't worry dude, he's just busin' your balls cause he's a monkey pumper.
by Drjerkle September 22, 2009

Have you ever seen a truckie actually put out a fire? No, because that's the pumper slugs job. The truckies just stand around flexing for the camera.
by The hoseman July 28, 2011

by Fredrick Delmar March 27, 2020

by PumpMASTER3000 October 12, 2021

A group of guys who are tight asf and put the throat code before all else. That although there are ups and downs they stick with eachother and provail. Must know all the words to “hey there Delilah”
by Throat pumper 445 September 15, 2019
