Definition of hunter :
1. A dog that scents game, or is trained to the chase; a hunting dog.
2. A horse used in the chase; especially, a thoroughbred, bred and trained for hunting.
3. A hunting watch, or one of which the crystal is protected by a metallic cover.
4. A kind of spider. See Hunting spider, under Hunting.
5. One who hunts or seeks after anything, as if for game; as, a fortune hunter a place hunter.
6. One who hunts wild animals either for sport or for food; a huntsman.