<p><strong>Noun</strong></p><ul><li>a person who manages or has a talent for managing.</li><li>Law: a person appointed by a court to take charge of the estate of a decedent, but not appointed in the decedent's will.</li><li>Also Informal, admin.</li><li>Computers: a person who manages and supports a computer system or network, as in a business or other organization.</li><li>a person who determines the site policies, appoints moderators, and manages the technical operation of an internet message board or other interactive website.</li><li>a user account on a home computer accessible only by the user who manages the computer system.</li><li>a user who has access to this user account.</li></ul>