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
A word used to describe something disgusting, bad, gross, ugly, dumb, stupid, just generally unappealing.
Michael's terminology is so 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!!!!!
A female or a male that is ugly and is very needy.
Don't go for her, she is a grunt
To make noises at someone
P1:Weird noise similar to a cough or a rawr
P2: Are you grunting at me