able seaman, able-bodied seaman - a seaman in the merchant navy; trained in special skills

bo's'n, bo'sun, boatswain, bos'n, bosun - a petty officer on a merchant ship who controls the work of other seamen

deckhand, roustabout - a member of a ship's crew who performs manual labor

helmsman, steerer, steersman - the person who steers a ship

bargee, bargeman, lighterman - someone who operates a barge

ship's officer, officer - a person authorized to serve in a position of authority on a vessel; "he is the officer in charge of the ship's engines"

pilot - a person qualified to guide ships through difficult waters going into or out of a harbor

crewman, sailor - any member of a ship's crew

sea lawyer - an argumentative and contentious seaman

whaler - a seaman who works on a ship that hunts whales