proprietary dutyglossary / proprietary duty A duty owed by a governmental entity while engaged in a proprietary, rather than governmental, activity. [Cases: Municipal Corporations 725. C.J.S. Municipal Corporations § 664.] 词条贡献者 法律翻译Carl,知名法学院法律英语专业,专注翻译各类与复杂商业纠纷有关的法律文件。