great diligenceglossary / great diligence The diligence that a very prudent person exercises in handling his or her own property like that at issue. — Also termed high diligence. 词条贡献者 资深译员Lynn,知名国际商学院金融专业,专注翻译各种与贷款人责任及其他银行业与金融机构诉讼有关的法律文件。