Monarchy Mon"arch*y, n.; pl. Monarchies. [F. monarchie, L. monarchia, Gr. ?. See Monarch.] 1. A state or government in which the supreme power is lodged in the hands of a monarch. 2. A system of government in which the chief ruler is a monarch. In those days he had affected zeal for monarchy. --Macaulay. 3. The territory ruled over by a monarch; a kingdom. What scourage for perjury Can this dark monarchy afford false Clarence. --Shak. Fifth monarchy, a universal monarchy, supposed to be the subject of prophecy in Daniel ii.; the four preceding monarchies being Assyrian, Persian, Grecian, and Roman. See Fifth Monarchy men, under Fifth.