From Longman Dictionary of Contemporary EnglishMarx Brothers, thethe Marx BrothersˈMarx ˌBrothers, thea US family of actors known for their crazyhumour and jokes. Together, they made many humorousfilms, which are still very popular. The most important members of the family were Groucho (1890–1977), Harpo (1888–1964), who never spoke and played the harp, and Chico (1886–1961), who played the piano. Groucho, who was the most famous, had glasses, a large moustache, and a strange way of walking, and he always carried a thickcigar. On US television he was the presenter of a game show called You Bet Your Life in the 1950s. The Marx Brothers' films include Horse Feathers (1932), Duck Soup (1933), and A Night at the Opera (1935).