from The American Heritage® Dictionary of the English Language, 4th Edition

  • intransitive v. To utter a loud, deep, prolonged sound, especially in distress, rage, or excitement.
  • intransitive v. To laugh loudly or excitedly.
  • intransitive v. To make or produce a loud noise or din: The engines roared.
  • intransitive v. To be disorderly or rowdy.
  • intransitive v. To breathe with a rasping sound. Used of a horse.
  • transitive v. To utter or express with a loud, deep, and prolonged sound. See Synonyms at shout.
  • transitive v. To put, bring, or force into a specified state by roaring: The crowd roared itself hoarse.
  • n. A loud deep prolonged sound or cry, as of a person in distress or rage.
  • n. The loud deep cry of a wild animal.
  • n. A loud prolonged noise, such as that produced by waves.
  • n. A loud burst of laughter.
  • roar back To have great success after a period of lackluster performance; make a dramatic recovery: lost the first set but roared back to win the match.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To make a loud, deep cry, especially from pain, anger, or other strong emotion.
  • v. To laugh in a particularly loud manner.
  • v. Of animals (especially the lion), to make a loud deep noise.
  • v. Generally, of inanimate objects etc., to make a loud resounding noise.
  • n. A long, loud, deep shout made with the mouth wide open.
  • n. The cry of the lion.
  • n. The deep cry of the bull.
  • n. A loud sound as of a motorbike or a similar engine.
  • n. A show of strength or character.

from the GNU version of the Collaborative International Dictionary of English

  • n. The deep, loud cry of a wild beast.
  • n. The cry of one in pain, distress, anger, or the like.
  • n. A loud, continuous, and confused sound.
  • n. A boisterous outcry or shouting, as in mirth.
  • intransitive v. To cry with a full, loud, continued sound.
  • intransitive v. To bellow, or utter a deep, loud cry, as a lion or other beast.
  • intransitive v. To cry loudly, as in pain, distress, or anger.
  • intransitive v. To make a loud, confused sound, as winds, waves, passing vehicles, a crowd of persons when shouting together, or the like.
  • intransitive v. To be boisterous; to be disorderly.
  • intransitive v. To laugh out loudly and continuously.
  • intransitive v. To make a loud noise in breathing, as horses having a certain disease. See Roaring, 2.
  • transitive v. To cry aloud; to proclaim loudly.

from The Century Dictionary and Cyclopedia

  • To cry with a full, loud, continued sound; bellow, as a beast.
  • To cry aloud, as in distress or anger.
  • To make a loud, continued, confused sound, as winds, waves, a multitude of people shouting together, etc.; give out a full, deep sound; resound.
  • To laugh out loudly and continuously; guffaw.
  • To behave in a riotous and bullying manner.
  • To make a loud noise in breathing, as horses in a specific disease. See roaring, n., 2.
  • Synonyms and To bawl, howl, yell.
  • To boom, resound, thunder, peal.
  • To cry aloud; proclaim with loud noise; utter in a roar; shout: as, to roar out one's name.
  • n. A full, loud, and deep cry, as of the larger beasts.
  • n. A loud, continued, confused sound; a clamor; tumult; uproar.
  • n. The loud, impassioned cry of a person in distress, pain, anger, or the like; also, a boisterous outcry of joy or mirth: as, a roar of laughter.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. make a loud noise, as of animal
  • v. laugh unrestrainedly and heartily
  • v. make a loud noise, as of wind, water, or vehicles
  • v. utter words loudly and forcefully
  • n. a deep prolonged loud noise
  • v. emit long loud cries
  • n. a very loud utterance (like the sound of an animal)
  • v. act or proceed in a riotous, turbulent, or disorderly way
  • n. the sound made by a lion


from The American Heritage® Dictionary of the English Language, 4th Edition

Middle English roren, from Old English rārian.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Old English rārian, from Germanic. Cognate with German röhren.


  • IV. vi.124 (414,8) They'll roar him in again] As they _hooted_ at his departure, they will _roar_ at his return; as he went out with scoffs, he will come back with lamentations.

    Notes to Shakespeare, Volume III: The Tragedies

  • The roar is louder now — a narrow hallway with carpet below and blood beside.

    Read from Death’s Disciples

  • Everything but the roar is used with the gator in South Louisiana.

    Where Florida Gators Become Nuggets and Handbags

  • Having a bit of a crisis of conscience now as I really, really like Temeraire (whose roar is probably superior to any Lannister lion's, sorry to say that: -)

    Hear Him Roar

  • "If we amplify everything, we hear nothing," Stewart opined to a massive roar from the crowd, coincidentally the only full sentence I heard over the course of the three-hour rally.

    The Morningside Post: The People's Rally

  • All the heavy duty roar is coming from the back section.

    SciFi, Fantasy & Horror Collectibles - Part 5935

  • The Wizards cut it to 63-62 on Antawn Jamison's layup early in the fourth quarter, but the Pistons answered with the decisive run, which included Tayshaun Prince's dunk that finally drew a roar from the hometown fans.

  • The Matadors (17-14) seized a six-point lead with a little more than 10 minutes to play, bringing a roar from a capacity crowd that quickly became enchanted with the 19-point underdogs.

  • QB Pennington won a roar from the crowd for blocking Donte Whitner in the backfield on a cutback run by Williams, even though the play lost 4 yards. ...

  • The puck hit Sutter in the chest and landed at his feet where he jammed it in the open net, setting off a massive roar from the sellout crowd of 19,289.


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  • He's nibbling the noodles,

    He's munching the rice,

    He's slurping the soda,

    He's licking the ice.

    And he lets out a roar

    If you open the door.

    And it gives me a scare

    To know he's in there—

    That polary bear

    In our Fridgitydaire.

    - Shel Silverstein, 'Bear In There'.

    October 12, 2009

  • As an acronym found in nightclub advertisements, stands for Right Of Admission Reserved.

    February 26, 2008