deer

noun

1. 1

   A ruminant mammal with antlers and hooves of the family Cervidae, or one of several similar animals from related families of the order Artiodactyla

2. 2

   (in particular) one of the smaller animals of this family, distinguished from a moose or elk

   “I wrecked my car after a deer ran across the road.”

3. 3

   The meat of such an animal; venison.

   “Oh, I've never had deer before.”

4. 4

   (except in the phrase "small deer") an animal, especially a quadrupedal mammal, as opposed to a bird, fish, etc.