/ Dictionary / Index F fifth monarchy: Meaning and Definition of Find definitions for: fifth' mon'archy Pronunciation: [key] the fifth and final monarchy following the Assyrian, Persian, Greek (under Alexander the Great), and Roman monarchies, supposed to have been prophesied in Dan. 2. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fifthly Fifth Monarchy Men Related Content Daily Word Quiz: modify Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language