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 资深译员Grace,毕业于一所培养最顶级翻译人才的语言学院,擅长翻译各类与商业诉讼及争议相关的法律文件。