Definitions of diver

1. someone who works underwater

2. One who, or that which, dives.

3. Fig.: One who goes deeply into a subject, study, or business.

4. Any bird of certain genera, as Urinator ( formerly Colymbus), or the allied genus Colymbus, or Podiceps, remarkable for their agility in diving.

5. One who dives: a bird very expert at diving.

6. One who dives; kind of water- fowl.

7. One who dives; one who goes deep into a subject or study; one of a family of swimming birds, expert at diving.

8. One who dives into water.