Ought

Webster's Dictionary of the English Language

·- of Owe.

II. Ought (·noun & ·adv) ·see Aught.

III. Ought ·Impf, ·p.p., or ·v·aux Owned; possessed.

IV. Ought ·Impf, ·p.p., or ·v·aux Was or were under obligation to pay; owed.

V. Ought ·Impf, ·p.p., or ·v·aux To be bound in duty or by moral obligation.

VI. Ought ·Impf, ·p.p., or ·v·aux To be necessary, fit, becoming, or expedient; to Behoove;

— in this sense formerly sometimes used impersonally or without a subject expressed.