Regent Re"gent, n. [F. r['e]gent. See Regent, a.] 1. One who rules or reigns; a governor; a ruler. --Milton. 2. Especially, one invested with vicarious authority; one who governs a kingdom in the minority, absence, or disability of the sovereign. 3. One of a governing board; a trustee or overseer; a superintendent; a curator; as, the regents of the Smithsonian Institution. 4. (Eng.Univ.) A resident master of arts of less than five years' standing, or a doctor of less than twwo. They were formerly privileged to lecture in the schools. Regent bird (Zo["o]l.), a beautiful Australian bower bird (Sericulus melinus). The male has the head, neck, and large patches on the wings, bright golden yellow, and the rest of the plumage deep velvety black; -- so called in honor of the Prince of Wales (afterward George IV.), who was Prince Regent in the reign of George III. The Regents of the University of the State of New York, the members of a corporate body called the University of New York. They have a certain supervisory power over the incorporated institution for Academic and higher education in the State.