ought

3 ENTRIES FOUND:

1ought

verbal auxiliary \ˈt\

Definition of OUGHT

—used to express obligation <ought to pay our debts>, advisability <ought to take care of yourself>, natural expectation <ought to be here by now>, or logical consequence <the result ought to be infinity>

Origin of OUGHT

Middle English oughte (1st & 3d singular present indicative), from oughte, 1st & 3d singular past indicative & subjunctive of owen to own, owe — more at owe
First Known Use: 12th century

2ought

verb \ˈ()t\

—used to indicate what is expected

—used to say or suggest what should be done

Full Definition of OUGHT

transitive verb
1
chiefly Scottish :  possess
2
chiefly Scottish :  owe

Origin of OUGHT

Middle English oughte, 1st & 3d singular past indicative of owen
First Known Use: 13th century

3ought

noun \ˈt\

Definition of OUGHT

:  moral obligation :  duty

First Known Use of OUGHT

1678

4ought

\ˈt, ˈät\

Definition of OUGHT

archaic variant of aught

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