A-OK

or A-O.K., A-O·kay

[ ey-oh-key ]

/ ˈeɪ oʊˈkeɪ /

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adjective, adverb

Informal. OK; perfect: an A-OK rocket launching.

QUIZ

ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?

We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.

Question 1 of 8

Which of the following words describes “sky blue”?

navy

beryl

azure

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Origin of A-OK

First recorded in 1955–60

Words nearby A-OK

AOCB, ao dai, AODM, Aoede, AOH, A-OK, Aoki, aole, Aomori, AONB, A one

How to use A-OK in a sentence

Unless there is a court decision that changes our law, we are OK.
Jeb Bush’s Unseen Anti-Gay Marriage Emails|Jackie Kucinich|January 9, 2015|DAILY BEAST
ROME — What does it take for a Hollywood A-lister to get a private audience with Pope Francis?
Pope Francis Has the Pleasure of Meeting Angelina Jolie for a Few Seconds|Barbie Latza Nadeau|January 8, 2015|DAILY BEAST
Because they stopped and I thought, “OK, that makes sense,” and then all of a sudden I saw another issue!
Coffee Talk with Fred Armisen: On ‘Portlandia,’ Meeting Obama, and Taylor Swift’s Greatness|Marlow Stern|January 7, 2015|DAILY BEAST
Yes, Byrd—dead four-and-a-half years now—was a Kleagle in the Ku Klux Klan.
Steve Scalise and the Right’s Ridiculous Racial Blame Game|Michael Tomasky|January 2, 2015|DAILY BEAST

By the time it concluded with a sing-a-long of “XO,” Beyoncé had done the rare thing.
Bow Down, Bitches: How Beyoncé Turned an Elevator Brawl Into a Perfect Year|Kevin Fallon|December 31, 2014|DAILY BEAST
Now-a-days it is the bankrupt who flouts, and his too confiding creditors who are jeered and laughed at.
Glances at Europe|Horace Greeley
He felt himself the meanest, vilest thing a-crawl upon this sinful earth, and she—dear God!
St. Martin's Summer|Rafael Sabatini
All that scientific bric-a-brac in the cupboard had far better be thrown away.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
Urinary sediments may be studied under three heads: A. Unorganized sediments.
A Manual of Clinical Diagnosis|James Campbell Todd
I knowed, a-course, that I could go kick up a fuss when Simpson stopped by his office on his trip back from Goldstone.
Alec Lloyd, Cowpuncher|Eleanor Gates

British Dictionary definitions for A-OK

A-OK

A-okay

adjective

informal, mainly US in perfect working order; excellent

Word Origin for A-OK

C20: from a (ll systems) OK

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012