OK (/ ˌoʊˈkeɪ / ⓘ), with spelling variations including okay, O.K. and many others, is an English word (originating in American English) denoting approval, acceptance, agreement, assent, …

The meaning of OK is all right. How to use OK in a sentence.

OK definition: 1. used to show that you agree with something or agree to do something: 2. used to check that…. Learn more.

Definition of OK exclamation in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

OK definition: Satisfactory or agreeable; acceptable.

OK meaning: 1 : used to ask for or express agreement, approval, or understanding; 2 : used for emphasis at the beginning of a statement

Dec 24, 2025 · OK (plural OKs or OK's) Endorsement; approval; acceptance; acquiescence. We can start as soon as we get the OK.

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Oct 22, 2024 · The word "OK" is a common expression in the English language, with "okay" being a later spelling variant derived from it. Its primary meanings include indicating agreement, acceptance, or …

OK was used in March 1839 as an abbreviation for all correct, the joke being that neither the O nor the K was correct. Originally spelled with periods, this term outlived most similar abbreviations owing to its …