And with that return, a confirmation: Facebook users, middle names are A-OK in Zuckerville.
Even Patrick Dempsey, who plays Dr. Derek Shepherd, would be A-OK with the series coming to an end.
1961, said to be an abbreviation of all (systems) OK; popularized in the jargon of U.S. astronauts. See OK.
Proceeding or functioning properly; giving no cause for worry; copacetic, go: Your X rays are A-OK
: The plan's going A-OK (1960s+ Space travel)