n. An animal which is able to consume both plants (like a herbivore) and meat (like a carnivore).
The Century Dictionary and Cyclopedia
n. An omnivorous animal, or one whose food is extremely varied in its character. Good examples of omnivores are to be found in some of the small monkeys that feed on fruit, eggs, insects, and birds. Correlative with herbivore, carnivore, etc.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a person who eats all kinds of foods
n. an animal that feeds on both animal and vegetable substances
Word Usage
"But she was a literary "omnivore," and on this day her eye fell on Alvin M."