That which is due from one person to another, whether money, goods, or services; that which one person is bound to pay to another, or to perform for his benefit; thing owed; obligation; liability.
Your son, my lord, has paid a soldier's debt.
When you run in debt, you give to another power over your liberty.
A duty neglected or violated; a fault; a sin; a trespass.
An action at law to recover a certain specified sum of money alleged to be due. (Law)