verb

1. To make a loud, deep cry, especially from pain, anger, or other strong emotion.

2. To laugh in a particularly loud manner.

   “The audience roared at his jokes.”

3. Of animals (especially the lion), to make a loud deep noise.

   “The lioness roared to scare off the hyenas.”

noun

1. A loud, deep, prolonged sound, as of a large beast; a roar.

2. An affection of the windpipe of a horse, causing a loud, peculiar noise in breathing under exertion.

3. (North Midlands) to cry

adjective

1. Intensive; extreme.

2. Very successful; lively.

   “The ice-cream sellers did a roaring trade in the midday heat.”

Synonyms: bustling, prosperous, thriving