Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: Race relationsklansmanklans‧man /ˈklænzmən/ noun (plural klansmen /-mən/) [countable] American EnglishSSR a member of the Ku Klux KlanOrigin klansman (1800-1900) klan (as in Ku Klux Klan) from clan ldoceonline.com