civil rights movement /ˈsɪvɪl ˈɹaɪts ˈmuːvmənt/ noun2 •Any of a number of movements against systemic oppression in various different countries. •(US, historical) A social and political movement in the United States between 1954 and 1968 that aimed to end racial segregation, discrimination, and disfranchisement. formscivil rights movements · civil-rights movements