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- Dictionaryboom/buːm/
noun
- 1. a loud, deep, resonant sound: "the deep boom of the bass drum" Similar
verb
- 1. make a loud, deep, resonant sound: "thunder boomed in the sky" Similar
exclamation
- 1. used to imitate a loud, deep, resonant sound: "the boat was lifted up and then boom, down it went"
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BOOM definition: 1. a deep and loud hollow sound 2. a period of sudden economic growth, especially one that results…. Learn more.
Definition of boom noun from the Oxford Advanced Learner's Dictionary. boom. noun. /buːm/ Idioms. in business/economy. a sudden increase in trade and economic activity; a period of wealth and success. Living standards improved rapidly during the post-war boom. boom in something a boom in car sales. a boom year (for trade, exports, etc.)
Define boom. boom synonyms, boom pronunciation, boom translation, English dictionary definition of boom. v. boomed , boom·ing , booms v. intr. 1. To make a deep, resonant sound. 2. To grow, develop, or progress rapidly; flourish: Business is booming. v. tr.
A boom is a very loud, deep sound that echoes. The distant boom of fireworks might spook your nervous dog. Guns, thunder, drums, deep voices — all of these are capable of a pretty loud boom. When they make the sound, you can also say that they boom: "I saw the flash of lightning and got ready for the thunder to boom."
BOOM definition: 1. a period when there is a big increase in sales or profits: 2. a loud, deep sound 3. If…. Learn more.
A spar extending from a mast to hold the bottom of a sail outstretched. A long beam extending as from an upright to lift or carry something and guide it as needed. The boom of a derrick, a microphone boom. Used to suggest the sound of an explosion.
a rapid increase in price, development, numbers, etc.: a boom in housing construction. a period of rapid economic growth, prosperity, high wages and prices, and relatively full employment. a rise in popularity, as of a political candidate. adj. caused by or characteristic of a boom: boom prices.