A-okay
adjUK /ˌeɪ.əʊˈkeɪ/ · US /ˌeɪ.oʊˈkeɪ/
Etymology First attested in 1952 in the US, popularized in the 1960s by John A. Powers as NASA's public affairs officer for Project Mercury: the "voice of Mercury Control". Intensive form of okay, presumably "all [systems] okay".
1
Colloquial In perfect order; thoroughly acceptable.
- 1952, advertisement by Midvac Steels. "The Golden Age of Advertising - the 50s", p. 57, Ed. Jim Heimann, Taschen 2005. A-OK for tomorrow's missile demands.
- 1970, Mike Brewer and Tom Shipley, Tarkio, "Oh Mommy" It says right there in the constitution, It's really A-okay to have a revolution, When the leaders that you choose Really don't fit their shoes.
1 more example
- Any KOA is A-OK as long as I'm with you.2013, Kacey Musgraves, My House: