1. a very loud utterance (like the sound of an animal); "his bellow filled the hallway"
2. a deep prolonged loud noise
3. the sound made by a lion
4. laugh unrestrainedly and heartily
5. utter words loudly and forcefully; "`Get out of here,'' he roared"
6. make a loud noise, as of wind, water, or vehicles; "The wind was howling in the trees"; "The water roared down the chute"
7. emit long loud cries; "wail in self-pity"; "howl with sorrow"
8. make a loud noise, as of animal; "The bull bellowed"
9. act or proceed in a riotous, turbulent, or disorderly way; "desperadoes from the hills regularly roared in to take over the town"-R.A.Billington

Similar Words: bellow, bellowing, holla, holler, hollering, hollo, holloa, roaring, yowl, boom, thunder, howl, ululate, wail, yawl

 

Hyponyms: vroom, yawp, bawl, thunder, squall, waul, wawl

 

Derivational Morphology: howl, wrawl, yammer, yowl, caterwaul, bellow, thunder, ululate, wail, yawl, hollo, shout, shout out, cry, call, yell, scream, holler, squall, holler out, bawl, boom, boom out, din, howling, ululation, belly laugh, sidesplitter, howler, thigh-slapper, wow, riot, bellowing, holla, hollering, holloa, roaring, roarer, bawler, bellower, screamer, screecher, shouter, yeller, lament, lamentation, plaint, wailer, wailing, bawling