<p><strong>Noun</strong></p><ul><li>a person charged with the care or custody of persons, animals, or things; keeper.</li><li>superintendent, caretaker, custodian, guard, guardian, warder.</li><li>the chief administrative officer in charge of a prison.</li><li>any of various public officials charged with superintendence, as over a port or wildlife.</li><li>air-raid warden.</li><li>firewarden.</li><li>(in Connecticut) the chief executive officer of a borough.</li><li>(formerly) the principal official in a region, town, etc.</li><li>British.</li><li>(initial capital letter) a traditional title of the president or governor of certain schools and colleges: Warden of Merton College.</li><li>a member of a livery company of the City of London.</li><li>Canadian.</li><li>the head of certain county or local councils.</li><li>a member of the governing body of a guild.</li><li>a churchwarden.</li><li>a gatekeeper.</li></ul>