supercargo

An officer on a merchant ship who has charge of the cargo and its sale and purchase.

A person in a merchant ship whose business is to manage the sales and superintend all the commercial concerns of the voyage.

An officer or person in a merchant ship, whose duty is to manage the sales, and superintend the commercial concerns, of the voyage.

An officer on board a merchant ship who has charge of the cargo.

an officer on a merchant ship in charge of the cargo and its sale and purchase