from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Existing in a wild or untamed state.
- adj. Having returned to an untamed state from domestication.
- adj. Of or suggestive of a wild animal; savage: a feral grin.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Wild, untamed, especially of domesticated animals having returned to the wild.
- adj. Contemptible, unruly, misbehaved.
- n. A domesticated animal that has returned to the wild; an animal, particularly a domesticated animal, living independently of humans.
- n. A contemptible young person, a lout, a person who behaves wildly.
- n. A person who has isolated themselves from the outside world; one living an alternative lifestyle.
from the GNU version of the Collaborative International Dictionary of English
- adj. Wild; untamed; ferine; not domesticated; -- said of beasts, birds, and plants.
- adj. Funereal; deadly; fatal; dangerous.
from The Century Dictionary and Cyclopedia
- Of or pertaining to wild beasts; wild; ferine; ferous; existing in a state of nature; not domesticated or artificially bred: as, the mallard is the feral stock of the domestic duck.
- Run wild; having escaped from domestication and reverted to a state of nature.
- Like a wild beast; characteristic of wild beasts; brutal; savage.
- In astrology, said of a planet which has no significant relation to any other.
- Funereal; pertaining to funerals; mournful; fatal; cruel.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. wild and menacing
From Latin fera, wild animal, from ferus, wild; see ghwer- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin ferus ("wild"). (Wiktionary)