Grunt - Definition

n 1: the short low gruff noise of the kind made by hogs [syn:
grunt, oink]
2: an unskilled or low-ranking soldier or other worker;
"infantrymen in Vietnam were called grunts"; "he went from
grunt to chairman in six years"
3: medium-sized tropical marine food fishes that utter grunting
sounds when caught
v 1: issue a grunting, low, animal-like noise; "He grunted his
reluctant approval"