He's watching the clock and will bellow out the countdown every once-in-a-while.
From the ocregister.com
I have been testing the PSA every six months with consistent bellow 0,04 titles.
From the well.blogs.nytimes.com
I lay in bed, waiting for a full-throated bellow to come, but he stayed silent.
From the stltoday.com
Several songs in, singer Helen MacDonald joined in with her deep, soulful bellow.
From the telegraph.co.uk
He let out a bellow and I leaped forward and poked a finger in one of his eyes.
From the washingtontimes.com
Where's the lime-green Ford Capri, the one with the elephant bellow for a horn?
From the guardian.co.uk
The musicians play with the widescreen ambition of U2 and bellow like Springsteen.
From the sfgate.com
He admitted yesterday he prefers a quiet word in an ear than a general bellow.
From the nzherald.co.nz
Bellow read to us from some fascinating old correspondence with John Berryman.
From the theatlantic.com
More examples
A very loud utterance (like the sound of an animal); "his bellow filled the hallway"
Bawl: shout loudly and without restraint
United States author (born in Canada) whose novels influenced American literature after World War II (1915-2005)
Make a loud noise, as of animal; "The bull bellowed"
(bellower) roarer: someone who communicates vocally in a very loud voice
(bellows) a mechanical device that blows a strong current of air; used to make a fire burn more fiercely or to sound a musical instrument
A bellows is a device for delivering pressurized air in a controlled quantity to a controlled location. Basically, a bellows is a deformable container which has an outlet nozzle. When the volume of the bellows is decreased, the air escapes through the outlet. ...
(Bellows (photography)) In photography, a bellows is the pleated expandable part of a camera, usually a large or medium format camera, to allow the lens to be moved with respect to the focal plane for focusing.
The deep roar of a large animal, or any similar loud noise; to make a noise like the deep roar of a large animal; to shout or scream in a deep voice