Of a debt, bill, etc.: not settled or paid off.

Unpaid; not cleared off or settled.

Of a debt, account, etc.: not cleared or settled; undischarged.

Of a debt, claim, or account: not settled or paid off; (later also) not assessed or determined by a court of law.

Undischarged, unpaid.

= unliquidated, adj. 1.

Not paid back, not returned or responded to. Also: (of a person) not given (back) what is due, unrecompensed.