- someone or something that is omnivorous.
- an omnivorous animal.
- an omnivorous person or animal
n.1890, formed from omni- on model of carnivore (see omnivorous). n.
- An omnivorous person or animal.
- An organism that eats both plants and animals.
An animal whose normal diet includes both plants and animals. Human beings and bears, for instance, are omnivores.