grunt 

The stupid little cowardly aliens in halo

guy 1: dude I'm beating a legendary mission without dying, I'm so freaking close!!!!
guy 2: oh that's so awesome, hey bro I know a gli-(grts cut of by the sound of a plasma grenade exploding)
guy 1: FUUUUUUUUUUUUUUUUUUUCK!!!! MOTHERFUCKING SUICIDE GRUNTS!!!!!

grunt by 1234bobbyyyy September 28, 2015

Grunt 

A collective word for all types of porn/pornography, arising from the noise recipients make whilst reading or watching it, and also by the performers.

Johnny is in his bedroom watching grunt on his laptop whilst his dad is in his shed looking at old grunt magazines.

Grunt by Craig in the Hat June 15, 2018

GRUNT 

A grandad, that turned into a grumpy cunt!

"my grandad has turned into a right GRUNT recently"

GRUNT by Rachit123 October 15, 2019

Grunt 

A infantry soldier or marine

man that grunt flew

Grunt by imwearingaredshirt April 3, 2020

Grunt 

Chunky foul smelling substance consisting of poop, sweat and other substances found in the butt crack leading all the way to the asshole. Found mostly in the taint area as a result of not charging properly. Substance created as a result of swamp ass

Dude, he smells like grunt…

Grunt by Cthulhall09 September 23, 2021

Grunt 

A grunt is someone who is dimwitted and simple. They tend to be a butt of a joke, and make good bodyguards

The grunt over there is so dumb, he managed to get knocked over by a parked car

Grunt by Chuckster_rl November 4, 2021

Grunt 

A grumpy cunt

Awh that Michelle is such a grunt!

Grunt by TCCCX January 18, 2022