O.K. is a pair of initials with a multitude of uses -- not to mention a number of different explanations of how it came to be. An upcoming anniversary is the occasion for Mo Rocca to investigate: Word ...

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You might be surprised to learn which came first! When you’re expressing assent to something, or conveying that you’re all right, in writing or text, do you use “OK” or “okay”? Chances are you’ve used ...

"OK" is the all-purpose American expression that became an all-purpose English expression that became an all-purpose expression in dozens of other languages. It can be an enthusiastic cheer (A parking ...

OK is one of the most frequently used words in the English language, but does it have a Greek origin? There are numerous ...

From Buenos Aires to Bangkok, Montreal to Moscow, the languages may differ, but nearly every taxi driver or street vendor in the world understands one word made famous during a raucous U.S.

The OK hand sign has been added to a list of hate symbols. The finger-and-thumb gesture - which is also a popular emoji - is being used by some as a "sincere expression of white supremacy", according ...

The “OK” hand gesture is now a hate symbol, according to a new report by the Anti-Defamation League. The ADL added that symbol along with several others on Thursday to its long-standing database of ...