信しん用よう格かく付づけしんようかくづけMeanings1nouncredit ratingFinancial term referring to an assessment of the creditworthiness of a borrower, such as a corporation or government.その会かい社しゃの信しん用よう格かく付づけは最さい高こう水すい準じゅんです。The company's credit rating is at the highest level.