To make a loud, hollow, resonant sound.
To flourish, grow, or progress.
To make something boom.
To subject to a sonic boom.
To extend, or push, with a boom or pole.
Of a Eurasian bittern, to make its deep, resonant territorial vocalisation.
To rapidly adjust the evaluation of a position away from zero, indicating a likely win or loss.
To exclaim with force, to shout, to thunder.
To rush with violence and noise, as a ship under a press of sail, before a free wind.
To raise or lower with a crane boom.
A floating barrier used to obstruct navigation, for military or other purposes; or used for the containment of an oil spill or to control the flow of logs from logging operations.
The section of the arm on a backhoe closest to the tractor.
A period of prosperity, growth, progress, or high market activity.
A rapid expansion or increase.
A movable pole used to support a microphone or camera.
A wishbone-shaped piece of windsurfing equipment.
An instance of booming.
One of the calls of certain monkeys or birds.
A spar extending the foot of a sail; a spar rigged outboard from a ship's side to which boats are secured in harbour.
A microphone supported on such a pole.
A low-pitched, resonant sound, such as of an explosion.
A horizontal member of a crane or derrick, used for lifting.
The longest element of a Yagi antenna, on which the other, smaller ones are transversally mounted.
A gymnastics apparatus similar to a balance beam.
The sound of a bass drum beating.
Used to suggest the sound of an explosion.
Used to suggest something happening suddenly and unexpectedly.
The sound of a cannon firing.
To produce low sounds which blend continuously
To express by humming.
To reek, smell bad.
To make a sound from the vocal chords without pronouncing any real words, with one's lips closed.
To drone like certain insects naturally do in motion, or sounding similarly
To buzz, be busily active like a beehive
Unpleasant odour.
A phenomenon, or collection of phenomena, involving widespread reports of a persistent and invasive low-frequency humming, rumbling, or droning noise not audible to all people.
Busy activity, like the buzz of a beehive.
A hummed tune, i.e. created orally with lips closed.
An often indistinct sound resembling human humming.
Synonym of um: a noise indicating doubt, uncertainty, &c.
Synonym of hmm: a noise indicating thought, consideration, &c.