Official or legal permission to do or own a specified thing. See Synonyms at permission. A document, plate, or tag that is issued as proof of official or legal permission: a driver's license. Deviation from normal rules, practices, or methods in order to achieve a certain end or effect. Latitude of action, especially in behavior or speech. See Synonyms at freedom. Lack of due restraint; excessive freedom: "When liberty becomes license, dictatorship is near\u201d ( Will Durant). Heedlessness for the precepts of proper behavior; licentiousness. To give or yield permission to or for. To grant a license to or for; authorize. See Synonyms at authorize.