noun

• (obsolete) A seaman, a sailor.
• A man who lives or works on the water; a boatman.
• Someone who distributes or supplies water for a living; a water-carrier.
• (dated) Specifically, an attendant on cab stands who supplies water to the horses.
• (surfing) A man skilled in multiple aquatic sports disciplines, such as surfing, bodysurfing, undersea diving, canoe paddling, fishing, etc.
• An occupational surname.