persona non grataglossary / persona non grata persona non grata (p[schwa]r-sohn-[schwa] non grah-d[schwa]), n. [Latin] An unwanted person; esp., a diplomat who is not acceptable to a host country. Pl. personae non gratae. Cf. PERSONA GRATA. 词条贡献者 资深译员陈鹏,毕业于国内顶尖的高级翻译学院,擅长翻译各类与全球贸易及投资相关的法律文件。