nonperformanceglossary / NONPERFORMANCE nonperformance. Failure to discharge an obligation (esp. a contractual one). Cf. PERFORMANCE; MISPERFORMANCE. [Cases: Contracts 315. C.J.S. Contracts § 561.] 词条贡献者 资深译员Michael,国内知名法学院法律翻译专业,擅长翻译各类与劳动诉讼相关的法律文件。