FERO'CIOUS, adjective [Latin ferox; allied to ferus, wild, fera, a wild animal.] 1. Fierce; savage; wild; indicating cruelty; as a ferocious look, countenance or features. 2. Ravenous; rapacious; as a ferocious lion. 3. Fierce; barbarous; cruel; as ferocious savages.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI