Duvalier n 1: son and successor of Francois Duvalier as president of Haiti; he was overthrown by a mass uprising in 1986 (born in 1951) [syn: {Duvalier}, {Jean-Claude Duvalier}, {Baby Doc}] 2: oppressive Haitian dictator (1907-1971) [syn: {Duvalier}, {Francois Duvalier}, {Papa Doc}]