boom
To make a loud, hollow, resonant sound.
(of speech) To exclaim with force, to shout, to thunder.
Of a Eurasian bittern, to make its deep, resonant territorial vocalisation.
To make (something) boom.
(aviation) To subject to a sonic boom.
(obsolete) To publicly praise.
To rush with violence and noise, as a ship under a press of sail, before a free wind.
(slang) To rapidly adjust the evaluation of a position away from zero, indicating a likely win or loss.
(dated) To cause to advance rapidly in price.
(dated) To move quickly, often while making a booming sound.
A low-pitched, resonant sound, such as of an explosion.
A rapid expansion or increase.
(business) A period of prosperity, growth, progress, or high market activity.
(aviation) (sonic boom)
One of the calls of certain monkeys or birds.
(slang) An instance of booming.
{{non-gloss|Used to suggest the sound of an explosion.}}
{{non-gloss|Used to suggest something happening suddenly or unexpectedly; voilà.}}
The sound of a bass drum beating.
The sound of a cannon firing.
(sailing) (sailing) 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 movable pole used to support a microphone or camera.
(by extension) A microphone supported on such a pole.
A horizontal member of a crane or derrick, used for lifting.
(electronics) The longest element of a Yagi antenna, on which the other, smaller ones are transversally mounted.
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.
(windsurfing) A wishbone-shaped piece of windsurfing equipment.
The section of the arm on a backhoe closest to the tractor.
(gymnastics) A gymnastics apparatus similar to a balance beam.
To extend, or push, with a boom or pole.
(usually with "up" or "down") To raise or lower with a crane boom.