[roar] vb [ME roren, fr. OE rarian; akin to OHG reren to bleat] vi (bef. 12c) 1 a: to utter or emit a full loud prolonged sound b: to sing or shout with full force
2. a: to make or emit a loud confused sound (as background reverberation or rumbling) b: to laugh loudly 3 a: to be boisterous or disorderly b: to proceed or rush with great noise or commotion
4: to make a loud noise during inhalation (as that of a horse affected with roaring) ~ vt 1: to utter or proclaim with a roar
2: to cause to roar
[2]roar n (14c) 1: the deep cry of a wild animal
2: a loud deep cry (as of pain or anger)
3: a loud continuous confused sound "the ~ of the crowd"
4: a boisterous outcry