One to whom money is owed or who gives credit to another. See also debtor. account creditor. One to whom the balance of an account is owed. See also debtor. judgment creditor. One who has the legal right to collect a specific sum because of a judgment entered in his or her favor in a civil action. See also levy, writ, and debtor. secured creditor. A creditor who has been given or pledged collateral to protect against loss if the debtor fails to fully pay the debt owed. unsecured creditor. A c...