noun A person who looks after the passengers on a ship, aircraft, or train and brings them meals. A person responsible for supplies of food to a college, club, or other institution. An official appointed to supervise arrangements or keep order at a large public event, for example a sporting event. short for shop steward A person employed to manage another's property, especially a large house or estate.
verb (of an official) supervise arrangements or keep order at (a large public event) (the event was organized and stewarded properly) Manage or look after (another's property).