grunt (grunts plural & 3rd person present) (grunting present participle) (grunted past tense & past participle )
1 verb If you grunt, you make a low sound, especially because you are annoyed or not interested in something.
The driver grunted, convinced that Michael was crazy... V
`Rubbish,' I grunted... V with quote
He grunted his thanks. V n
Grunt is also a noun., n-count oft N of n
Their replies were no more than grunts of acknowledgement.
2 verb When an animal grunts, it makes a low rough noise.
...the sound of a pig grunting. V