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Dan,毕业于美国顶尖的高级翻译学院,专注翻译各种与消费者集团诉讼有关的法律文件。