Pumping the Tires

The act of injecting air into a ball sack and pumping of air until full.

Devon: Bro I 'm pumping the tires
Gavin: how full are they
Devon: dumby full

by superpumpedguy123 December 20, 2019

Pumping Knuckles

When one commits the act of fappage on one's own beastly piece.

Dude: Hey, you wanna hang out?

Dude (other): Nah, I'm pumping knuckles.

by arroni January 22, 2010

pump piece

A girl who is repeatedly shagged hard. Pumping motion, I pumped her hard

I pumped her hard when we fucked, such a pump piece

by Wideboy55 May 12, 2015

Pumping

When a gym bro pumps or takes an excessively long time in between sets at the gym

Matt is pumping again.

by Mattsrightagain August 11, 2023

Pump it

To ask someone to buy weed and smoke with you for free

Me: Hey bro can you pump it for the one time?

Friend: yeah I gotchu just pump it when you can!

by Boujeedickddawg May 21, 2021

Slug Pump

Sometimes referred to as pumpa slug , or slugpumpog. A nigga that will get on yo ASS.

- “You know thats slug pump right”
“I didn’t know that was slug pump. I apologize”

by Glazeddonuts84 November 5, 2025

head pumping

When you grab someone by the neck or back of the head and start moving it up and down very fast.

Dude, Danny totally just head pumped that kid!
My friends told me to stop head pumping.

by Tribblewrangler77 February 20, 2017