misperformanceglossary / MISPERFORMANCE misperformance. A faulty attempt to discharge an obligation (esp. a contractual one). Cf. PERFORMANCE; NONPERFORMANCE. 词条贡献者 资深译员Paloma,毕业于亚洲一流的翻译学院,擅长翻译各类与境外投资相关的法律文件。