To shout in a deep voice.
To make a loud, deep, hollow noise like the roar of an angry bull.
The deep roar of a large animal, or any similar loud noise.
To say (something) with a loud, threatening voice.
To make a noise like thunder.
To produce thunder; to sound, rattle, or roar, as a discharge of atmospheric electricity.
To (make something) move very fast (with loud noise).
To produce something with incredible power.
The spotlight.
An alarming or startling threat or denunciation.
The loud rumbling, cracking, or crashing sound caused by expansion of rapidly heated air around a lightning bolt.
A deep, rumbling noise resembling thunder.