1 creature, being, mammal, organism:
Scientists are unlikely to employ the popular division of all things into animal, vegetable, or mineral.
2 beast, brute, savage, monster:
Think of the poor girl married to that animal!
3 zoological, zooid, animalistic:
The sponge is a member of the animal kingdom.
4 physical, fleshly, sensual, gross, coarse, unrefined, uncultured, uncultivated, rude, carnal, crude, bestial, beastlike, subhuman:
His animal appetites occasionally got the better of him.