\ˈrȯr \
roared; roaring; roars

Definition of roar 

(Entry 1 of 2)

intransitive verb

1a : to utter or emit a full loud prolonged sound

b : to sing or shout with full force

2a : to make or emit a loud confused sound (such as background reverberation or rumbling)

b : to laugh loudly

3a : to be boisterous or disorderly

b : to proceed or rush with great noise or commotion

4 : to make a loud noise during inhalation (such as that of a horse affected with roaring)

transitive verb

1 : to utter or proclaim with a roar

2 : to cause to roar



Definition of roar (Entry 2 of 2)

1 : the deep cry of a wild animal (such as a lion)

2 : a loud deep cry (as of pain or anger)

3 : a loud continuous confused sound the roar of the crowd

4 : a boisterous outcry

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Examples of roar in a Sentence


We heard a lion roar in the distance. The joke got the crowd roaring. The crowd roared its approval. She roared at him for being late.


the roar of the airplane engines the roar of the river
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Recent Examples on the Web: Verb

In the evenings, the beach clubs come roaring to life. Alex Postman, Condé Nast Traveler, "Finding the Bali You Came For," 16 Nov. 2018 Winds came roaring down Colorado’s Front Range on Tuesday, unleashing widespread damaging gusts of 50 to 90 mph. Jason Samenow, Washington Post, "‘Remarkable’ wind storm blasts Denver and northeast Colorado," 18 Apr. 2018 The Pelicans coaching staff came roaring through the Moda Center tunnel late on Saturday night. John Canzano,, "Canzano: Trail Blazers guards Damian Lillard and CJ McCollum go missing in Game 1 loss," 14 Apr. 2018 The Lions’ starters came out roaring and generated several chances, but none found the back of the net. Jordan Culver, Pro Soccer USA, "Super subs provide lift in Orlando City’s 3-2 win over Portland," 8 Apr. 2018 But volatility came roaring back recently as rate-hike worries intensified. Adam Shell, USA TODAY, "Stock market 10-month win streak ends in February after correction," 28 Feb. 2018 Tucked deep in a canyon on the edge of Malibu where the fire roared through, Seminole Springs Mobile Home Park lost nearly half of its 215 units. Sara Randazzo, WSJ, "What’s Left in Two Communities After Fires Killed 44," 12 Nov. 2018 Watch the full video right here: For shippers of Roger and Brianna, Starz also recently released a clip of Richard Rankin and Sophie Skelton reading fan tweets in front of a roaring fire. Caroline Hallemann, Town & Country, "The One Thing Outlander Stars Sam Heughan and Caitriona Balfe Can't Live Without," 1 Oct. 2018 Sky-blue heels and a chain-link handbag in the same shade popped against the pattern—a finishing touch that really roared. Edward Barsamian, Vogue, "Victoria Beckham Ups the Ante on Leopard Prints," 18 Sep. 2018

Recent Examples on the Web: Noun

Unless the Saudis really let the oil taps roar, which doesn’t appear to be in their interest, an oil-price collapse may be a ways off. Nathaniel Taplin, WSJ, "Oil Bears’ Teeth Look a Little Blunt," 24 Oct. 2018 Survivors heard a thunderous roar, crashing and banging when the mountainside fell onto rural houses and shanties in two villages in Naga city on Thursday morning. Bullit Marquez And Joeal Calupitan, Fox News, "Philippine villages at risk of landslides forcibly evacuated," 21 Sep. 2018 With McIlroy playing in the pairing right in front of him, Reed couldn’t help but hear the massive, extended roar when McIlroy holed his 23-yard chip for an eagle on the par-5 eighth hole to move into a tie with Reed at 9-under. Christine Brennan, USA TODAY, "Patrick Reed, Rory McIlroy get a rematch, this time in Masters final round," 7 Apr. 2018 Today, American and Filipino C-130 cargo aircraft roar constantly at the Tacloban airport. Todd Pitman, Fox News, "AP WAS THERE: 2013 typhoon kills thousands in Philippines," 15 Sep. 2018 Five years ago, supernaturally prolific film composer John Williams made his Baltimore Symphony Orchestra debut, conducting a program of his music that had the audience responding with rock concert-level roars. Tim Smith,, "John Williams makes electrifying return to BSO, shares podium with Marin Alsop," 14 June 2018 Her appointment was announced in a letter sent to McDonogh girls lacrosse families Tuesday afternoon and when the team met, Deegan said, there was a roar of approval from the approximately 50 girls in the room. Katherine Dunn,, "Taylor Cummings named McDonogh girls lacrosse coach," 22 May 2018 Noise Level From thunderous in the bar to a dull roar in the dining room. New York Times, "It’s Not Fake French, It’s Frenchette," 10 July 2018 The roar of the crowd and the lights and the sweat pouring off. Tricia L. Nadolny,, "Allentown's famed Cadets rise again after months of scandal and tumult," 3 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'roar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of roar


before the 12th century, in the meaning defined at intransitive sense 1a


14th century, in the meaning defined at sense 1

History and Etymology for roar


Middle English roren, from Old English rārian; akin to Old High German rērēn to bleat

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Statistics for roar

Last Updated

12 Dec 2018

Look-up Popularity

Time Traveler for roar

The first known use of roar was before the 12th century

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More Definitions for roar



English Language Learners Definition of roar

 (Entry 1 of 2)

: to make the loud sound of a wild animal (such as a lion)

: to make a long, loud sound

: to laugh loudly



English Language Learners Definition of roar (Entry 2 of 2)

: the loud sound of a wild animal (such as a lion)

: a loud, low sound that continues for a long time


\ˈrȯr \
roared; roaring

Kids Definition of roar

 (Entry 1 of 2)

1 : to make a long loud sound The engine roared.

2 : to laugh loudly

3 : to say loudly “Bread is never free, boy,” he roared.— Avi, Crispin

4 : to move with a loud noise … all jumped into the sheriff's car and roared away …— Robert McCloskey, Homer Price



Kids Definition of roar (Entry 2 of 2)

: a long shout, bellow, or loud noise

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More from Merriam-Webster on roar

Rhyming Dictionary: Words that rhyme with roar

Thesaurus: All synonyms and antonyms for roar

Spanish Central: Translation of roar

Nglish: Translation of roar for Spanish Speakers

Britannica English: Translation of roar for Arabic Speakers

Comments on roar

What made you want to look up roar? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

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