What does "Advocate" mean?
(n.) Christ, considered as an intercessor (n.) One who defends, vindicates, or espouses any cause by argument; a pleader; as, an advocate of free trade, an advocate of truth (n.) One who pleads the cause of another. Specifically: One who pleads the cause of another before a tribunal or judicial court; a counselor (n.) To plead in favor of; to defend by argument, before a tribunal or the public; to support, vindicate, or recommend publicly (v. i.) To act as advocate
Example: "The doctor advocated a smoking ban in the entire house"