Boatswain

n.	1.	(Naut.) An officer who has charge of the boats, sails, rigging, colors, anchors, cables, cordage, etc., of a ship, and who also summons the crew, and performs other duties.
	2.	(Zool.) The jager gull. Boatswain's mate an assistant of the boatswain. - Totten.

Noun

1.

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

Big Brother, OD, auditor, boss, captain, chief, chief engineer, chief mate, commander, comptroller, controller, deck officer, floor manager, floorman, floorwalker, foreman, gaffer, ganger, head, headman, inspector, master, mate, monitor, naval officer, navigating officer, navigator, noncommissioned officer, overman, overseer, patron, pipes, proctor, quartermaster, sailing master, second mate, shipmaster, sirdar, skipper, slave driver, straw boss, subforeman, super, superintendent, supervisor, surveyor, taskmaster, the Old Man, visitor, watch officer