plural marriageglossary / plural marriage A marriage in which one spouse is already married to someone else; a bigamous or polygamous union; POLYGAMY. [Cases: Marriage 11. C.J.S. Marriage § 18.] 词条贡献者 双语律师Benita,国际知名法学院金融专业,擅长翻译各类与项目开发及融资相关的法律文件。