(·p.pr. & ·vb.n.) of Roar.
II. Roaring ·noun A loud, deep, prolonged sound, as of a large beast, or of a person in distress, anger, mirth, ·etc., or of a noisy congregation.
III. Roaring ·noun An affection of the windpipe of a horse, causing a loud, peculiar noise in breathing under exertion; the making of the noise so caused. ·see Roar, ·vi, 5.