express agencyglossary / express agency An actual agency arising from the principal’s written or oral authorization of a person to act as the principal’s agent. Cf. implied agency. [Cases: Principal and Agent 96. C.J.S. Agency §§ 148–149.] 词条贡献者 译者Mathew,国际知名法学院国际仲裁与争端解决专业,擅长翻译各种与美国国内仲裁相关的法律文件。