noun

1. a person or thing that points
2. a long, tapered rod used by teachers and lecturers for pointing to things on a map, blackboard, etc.
3. an indicator on a clock, meter, scales, etc.
4. any of a breed of large, muscular hunting dog with a short, smooth coat, usually white with liver, black, or yellowish spots, and characterized by its assumption of the classic stance in pointing game
5. Informal a helpful hint or suggestion