an infantry soldier (perhaps from the sound that one makes when doing heavy labor)
I am not going to become another grunt like my brother did.
by Light Joker April 08, 2006

Government Reject Unfit for Normal Training
Oi you fucking plant life , you are a grunt !
by LondonDaz March 17, 2008
Defecation. So termed because of the noise one makes while performing a bowel movement.
-Excuse me mom, but where is grandpa?
-Oh, he's going grunts.
by Scott Yacyshyn January 28, 2005
Another name for a woman’s private part: Cunt.
Tighter than a ho's grunt.
by steve November 11, 2004
(n) The basic fighting orc unit in Warcraft III.
(v) To make a low grumbling noise.
(n) Grunts are the 0wnage!
(v) When cave men have sex, they grunt.
by ChaosChronicle January 06, 2004
"good thing that food nipple is waiting for me back on the starship, because oh, ive worked up a big, grunty thirst!"- the food nipple grunt
by rag on a muffin June 23, 2003
An ignorant or stupid person.
"Stay away from that guy, he's a grunt."
by x January 22, 2003
The sound made by a person while eating.

Hence, grunts are what you eat. Food.
Whoa, man, I'm hungry. I've got to grunt.
by Cap'n Bullmoose April 23, 2005

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