National Association for the Advancement of Colored People Syllabification: (Na·tion·al As·so·ci·a·tion for the Ad·vance·ment of Col·ored Peo·ple) (abbreviation: NAACP)Definition of National Association for the Advancement of Colored People a US civil rights organization set up in 1909 to oppose racial segregation and discrimination by nonviolent means. National Association for the Advancement of Colored People in other Oxford dictionaries Definition of National Association for the Advancement of Colored People in the British & World English dictionary