I. grunt 1 /ɡrʌnt/ BrE AmE verb
[ Language: Old English ; Origin: grunettan ]
1 . [intransitive and transitive] to make short sounds or say a few words in a rough voice, when you do not want to talk:
He just grunted and carried on reading his book.
2 . [intransitive] if a person or animal grunts, they make short low sounds in their throat:
Grunting with effort, she lifted me up.
II. grunt 2 BrE AmE noun [countable]
1 . a short low sound that a person or animal makes in their throat:
Chris gave a grunt and went back to sleep.
2 . American English informal someone who does hard physical work for low pay:
The grunts move the crates.
3 . American English informal a soldier in the ↑ infantry