Shintoist adjective 1noun 1forms 2 adjective1 •Of or pertaining to Shinto / Shintoism. noun1 •An adherent of Shinto / Shintoism.[…]; and the modern Shintoist concludes that the primaeval Japanese were pure and holy from the fact that they are represented as a people who had no moral commandments. — 1900 formsShintoists · Shintōists