/ Dictionary / Index M Marx Brothers: Meaning and Definition of Find definitions for: Marx' Broth"ers Pronunciation: [key] a family of U.S. comedians, including(“Groucho”), 1890–1977,(Adolph Marx) (“Harpo”), 1888–1964,(“Chico”), 1887–1961, and(“Zeppo”), 1901–79. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Marx Marxian Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language