(v. i.) To grunt; to grunt repeatedly.

Zouave air a grievance animal noise bark barking bawl beef bellow bellyache bersagliere birdcall bitch blare blat blubber boom bray breathe buzz cackle call carabineer chant chasseur chirp clamor clang complain coo crab croak crow cry dogface doughfoot drawl exclaim expert rifleman flute foot soldier footslogger fret fret and fume fusileer fuss gasp grenadier gripe groan grouch grouse growl grumble gruntle hiss holler howl howling infantryman keen kick light infantryman lilt lodge a complaint marksman mating call mumble murmur musketeer mutter note oink paddlefoot pant pipe raise a howl register a complaint rifle rifleman roar rumble scold scream screech sharpshooter shriek sibilate sigh sing snap snarl sniper snort sob squall squawk squeal stridulation take on thunder trumpet twang ululation wail warble whine whisper woodnote yap yawp yell yelp