Pumping Lemma 

The joke child of computer science.

Without the pumping lemma, Western civilization would have crumbled years ago.

Pumping Lemma by CS Realist April 29, 2013

Pumping Curd 

Male masturbation. Rubbing one out and busting a nut aka man curd.

Braaaaaahhh I've been watching porn all day and pumping curd.

Pumping Curd by Eaton Holgoode April 19, 2017

pumping the pooch 

Wasting time or not doing something because you have something "better" to do.

"dude quit pumping the pooch and get over here"
"FIGHT ME A-HOLE!"

pumping the pooch by IIzPigeon May 26, 2017

Pumpling 

A baby who is fed with pumped breast milk.

She's my little pumpling.

Pumpling by Drea1201 October 3, 2018

Pumping Loads 

When a guy cums inside a girls pussy multiple times and doesn’t stop. Pumps the pussy full of cum loads.

Guy: Dude, I hooked up with this girl last night, and I was pumping loads inside of her.
Friend: Nice dude!

Pumping Loads by Tigers09 March 20, 2022

mud pumping 

the action of anal sexual relations to medicate constipation.

melissa was really constipated and had to get mud pumped; jose had to mud pump annie after she ate the twice baked spaghetti; howard was mud pumping the shit out of andrew after he ate his calzone.

mud pumping by robbartles May 20, 2010

Yabbie pumpin'

To grab someone by the scruff of the shirt and repeatedly punching them in the chin.

Replicating the motion of pumping for yabbies in the sand.

That mouthy bloke up at the bar is cruising for a yabbie pumpin'

Yabbie pumpin' by TheofficialBeerfridg August 16, 2022