One who sounds the depth of water, etc.

Nautical. ‘An officer appointed to examine and keep in order the hull of a wooden ship, and all her appurtenances’ (Smyth Sailor's Word-bk.). Hence c…

Nautical. An officer on board ship responsible for ensuring the proper carrying out of punishments. Obsolete.

A sailor responsible for overseeing the working of halyards, etc.

Nautical. master of voyage n. Newfoundland (Obsolete) the man in charge of a fishing crew.

Nautical. One who stows the cable in the tier: see tier, n.1 2b.

A person who propels a canal boat through a tunnel by lying on the boat and pushing against the walls of the tunnel with his or her legs.

A boy or young man employed on a steamer to convey orders from the captain to the engineer or helmsman. Also in extended use. Now historical.

A boy who rings a bell.

Navy. An officer responsible for keeping a ship's accounts and for overseeing the supply and distribution of provisions and stores.

U.S. One who snubs a rope or boat; a device for snubbing or checking.

The man who ‘heaves’ the lead in taking soundings.

plural. (With capital initial.) A nickname for a person responsible for looking after lamps, esp. on board ship. ?Obsolete.

He who or that which bails water out; a man employed to bail out a ship; a utensil used for this purpose, a machine constructed to lift and throw…

the officer in charge of such a boat.

The navigator's assistant; the captain of the hold (see quot. 1945).

A person who operates the hydroplanes on a submarine.