v. 1 bellow, thunder; howl, bawl, squall, cry, yell, yowl; bay, snarl, growl A train roared by The crowd roared appreciation. A lion roared once in the night. 2 laugh, guffaw, howl (with laughter), hoot They fell about roaring when he told the joke about the egg and the taxi
n. 3 roaring, bellow, thunder, rumble, boom; howl, bawl, squall, cry, yell, yowl, clamour, outcry; snarl, snarling, growl, growling The roar of the falls could be heard miles away There was a roar of indignation at the proposal. The beast's roar was enough to strike terror into our hearts. 4 guffaw, outburst, howl, hoot Everything she said was met by a roar of laughter from the gallery