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: all right; proceeding normally; satisfactory or under control. See examples of OK used in a sentence.

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, …

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

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 …

Jul 23, 2025 · During the 1960s, NASA astronauts popularized the phrase "A-OK" to signal that all systems were go. And 56 years ago this week, "OK" was among the first words spoken from …

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

If something's ok, it's not terrible, but it's not wonderful either — it's simply ok. You can use this informal word to ask if something's acceptable: "Hey, is it ok if I borrow your car?"

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