- present participle of roar.
roaring
Americannoun
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the act of a person, animal, or thing that roars.
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a loud, deep cry or sound or a series of such sounds.
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Veterinary Pathology. a disease of horses, caused by respiratory obstruction or vocal cord paralysis, and characterized by loud or rough breathing sounds.
adjective
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making or causing a roar, as an animal or thunder.
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brisk or highly successful, as trade.
He did a roaring business selling watches to tourists.
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characterized by noisy, disorderly behavior; boisterous; riotous.
roaring revelry.
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complete; utter; out-and-out.
a roaring idiot; a roaring success.
adverb
adjective
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informal very brisk and profitable (esp in the phrase a roaring trade )
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the period of the Australian goldrushes
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derogatory (intensifier)
a roaring communist
adverb
noun
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a loud prolonged cry
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a debilitating breathing defect of horses characterized by rasping sounds with each breath: caused by inflammation of the respiratory tract or obstruction of the larynx Compare whistling
Other Word Forms
Etymology
Origin of roaring
before 1000; Middle English roryng (noun, adj.), Old English rarung (noun). See roar, -ing 1, -ing 2
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Videos from Spokane - the second most populous city in the state - show huge plumes of smoke and roaring fires close to nearby houses, as helicopters fly above working to put out the flames.
From BBC ● Aug. 3, 2026
On the heels of a tech-led rebound for Wall Street and fresh optimism around the AI trade, Korea’s stock market came roaring back to life on Friday.
From MarketWatch ● Jul. 31, 2026
But there wasn’t anything quite like the experience of stepping out in front of the roaring crowd.
From Los Angeles Times ● Jul. 19, 2026
Their prices have soared because of roaring artificial-intelligence demand.
From The Wall Street Journal ● Jul. 19, 2026
At that, the twins jumped up and ran from the room roaring like race cars.
From "Hope Springs" by Jaime Berry
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
