-tə(r) noun
( -s )
Etymology: Middle English gruntare, from grunten + -are, -er -er
1. : one that grunts ; specifically : hog
2. : any of various fishes which make a grunting noise: as
a. : grunt
b. : drum ; especially : freshwater drum
c. : either of two sea breams of southern Africa
3. : a horse subject to grunting