Dictionary.com

A-OK

or A-O.K., A-O·kay

[ ey-oh-key ]
/ ˈeɪ oʊˈkeɪ /
Save This Word!

adjective, adverb
Informal. OK; perfect: an A-OK rocket launching.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
Question 1 of 7
In the UK, COTTON CANDY is more commonly known as…

Origin of A-OK

First recorded in 1955–60

Words nearby A-OK

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use A-OK in a sentence

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
FEEDBACK