The term 'not outstanding' can be summarized by the crossword solutions REPAID (6 letters), PAID (4 letters), and SOSO (4 letters). REPAID means to pay back money that was previously owed, while PAID means to give money in exchange for goods or services. SOSO is an informal term meaning average or mediocre. Therefore, the term 'not outstanding' can be interpreted as not being particularly noteworthy or impressive, and could also refer to settling a debt.