- A-OK
- A-OK [ˌeı əuˈkeı US -ou-] adj AmE spoken informal[Date: 1900-2000; Origin: all (systems) OK]in good condition= ↑satisfactory▪ We took the car in for a check, and it was A-OK.>A-OK adv▪ Everything's been going A-OK since Jack got home.
Dictionary of contemporary English. 2013.