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 译者Carl,知名法学院保险学专业,擅长翻译各种与保险理赔追索相关的法律文件。