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.

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Jan 10, 2026 · Despite OK's ubiquity, many people don't know the words behind this two-letter agreement.

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

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, …

Okay, OK, and O.K. are all the same words and can be used interchangeably with one another in both informal and formal writing scenarios. In fact, OK is the original preferred spelling of the …

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OK definition: Satisfactory or agreeable; acceptable.

'OK' is perhaps the most recognizable word in the world. It was also created as an in-joke between newspaper editors in the early 1800s, as a playful rendering of 'all correct' (oll korrect).