1. (v. i.) To cry with a full, loud, continued sound.

2. (v. i.) To bellow, or utter a deep, loud cry, as a lion or other beast.

3. (v. i.) To cry loudly, as in pain, distress, or anger.

4. (v. i.) To make a loud, confused sound, as winds, waves, passing vehicles, a crowd of persons when shouting together, or the like.

5. (v. i.) To be boisterous; to be disorderly.

6. (v. i.) To laugh out loudly and continuously; as, the hearers roared at his jokes.

7. (v. i.) To make a loud noise in breathing, as horses having a certain disease. See Roaring, 2.

8. (v. t.) To cry aloud; to proclaim loudly.

9. (n.) The sound of roaring.

10. (n.) The deep, loud cry of a wild beast; as, the roar of a lion.

11. (n.) The cry of one in pain, distress, anger, or the like.

12. (n.) A loud, continuous, and confused sound; as, the roar of a cannon, of the wind, or the waves; the roar of ocean.

13. (n.) A boisterous outcry or shouting, as in mirth.

Bedlam let loose assault attack barbarize bark batter battle cry bawl bay be in stitches be noisy bedlam bell bellow blare blast blat blate bleat blubber bluster bobbery boom booming brawl bray break up breathe brouhaha brutalize burn burst into laughter burst out burst out laughing burst with laughter bust a gut butcher buzz cachinnate cackle call cannonade carry on caterwaul chant charivari cheer chirm chirp chortle chuckle clamor clangor clap clatter commotion coo crow cry declaim destroy din discord donnybrook drawl drunken brawl dustup exclaim flap flute fracas free-for-all gasp giggle give tongue give voice go into convulsions go on grimace groan growl growling grumble grunt guffaw ha-ha hail halloo ham ham it up hammer hee-haw hee-hee hell broke loose hiss ho-ho holler hollo hoot horselaugh howl hubbub hue and cry hullabaloo hurrah jangle keen laugh laugh it up laugh outright lay waste lilt loot loud noise low maffick make a noise make a racket make an uproar maul meow mew mewl miaow moan moo mug mumble murmur mutter nearly die laughing neigh nicker noise noise and shouting out out-herod Herod outburst outcry overact overdramatize pandemonium pant peal pillage pipe pule racket rage raise Cain raise a clamor raise hell raise the devil raise the roof rallying cry ramp rampage rant rape rattle rave rebound repercuss reverberate rhubarb riot roar with laughter roaring roll row ruckus ruction ruin rumble rumpus sack savage screak scream screech shake like jelly shake with laughter shindy shivaree shout shriek sibilate sigh sing slaughter snap snarl snarling snicker snort sob sough sow chaos split split with laughter spout squall squawk squeak squeal storm tear tear around tee-hee terrorize throw away thunder thunderclap tintamarre titter troat trumpet tumult twang ululate underact uproar vandalize violate vociferate wail war cry war whoop warble whicker whine whinny whisper whistle whoop whoop it up wreck yammer yap yawl yawp yell yelp yip yo-ho yowl yuk-yuk