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

Anything that's ok is all right or fine. A perfectly ok answer when your dad asks how your homework is going is "Ok."

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

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 …

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

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

OK definition: Satisfactory or agreeable; acceptable.