KYCalso: ケーワイシーMeanings1nounknow your customer; KYCbusinessBusiness term for customer identity verification and due diligence, especially in finance.金きん融ゆう機き関かんは口こう座ざ開かい設せつ時じにKYCを実じっ施しする義ぎ務むがある。Financial institutions are required to perform KYC when opening an account.