O.K., Okay, Okeh let's talk about the world's favorite word in this 5th episode of Origin of Words. Where does OK come from? What does OK stand for? And what did OK originally mean? 1. all right; satisfactory: Is everything OK? 2. correct, permissible, or acceptable. 3. feeling well. 4. safe; sound. OK is one of the most frequently used and recognised words in the world. But what do the letters ‘O’ and ‘K’ actually stand for? We take a look at three popular theories about its origin. Celebrity news and the latest showbiz, TV and soap spoilers from OK! Magazine. The best celeb pictures, video and entertainment stories in the UK The meaning of OK is all right. How to use OK in a sentence. Stay updated with the latest headlines, trending politics, and today’s top news. Get breaking updates now on OK! Magazine. 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, acknowledgment, or a sign of indifference. OK is frequently used as a loanword in other languages. Factsheet What does the word OK mean? There are 12 meanings listed in OED's entry for the word OK. See ‘Meaning & use’ for definitions, usage, and quotation evidence. Stay updated with the latest celebrity news, trending entertainment news, gossip & exclusive interviews. Get breaking news headlines on OK! Magazine. OK meaning: 1. used to show that you agree with something or agree to do something: 2. used to check that…. Learn more.