jim crow lawglossary / JIM CROW LAW Jim Crow law. Hist. A law enacted or purposely interpreted to discriminate against blacks, such as a law requiring separate restrooms for blacks and whites. • Jim Crow laws are unconstitutional under the 14th Amendment. 词条贡献者 双语律师Matthew,国际知名法学院法律专业,擅长翻译各类与商业秘密起诉与调查相关的法律文件。