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WordNet
o.k.

adj. being satisfactory or in satisfactory condition; "an all-right movie"; "the passengers were shaken up but are all right"; "is everything all right?"; "everything's fine"; "things are okay"; "dinner and the movies had been fine"; "another minute I'd have been fine" [syn: all right, fine, ok, okay, hunky-dory]

Wikipedia
O.k. (film)

o.k. is a 1970 West German anti-war film directed by Michael Verhoeven. It was chosen as West Germany's official submission to the 43rd Academy Awards for Best Foreign Language Film, but did not manage to receive a nomination. The film was also entered into the 20th Berlin International Film Festival. However, the competition was cancelled and no prizes were awarded, over controversy surrounding the film.

O.K. (Kool A.D. album)

O.K. is a mixtape by Kool A.D., released November 26, 2015. The album features guest appearances from Killer Mike, Shady Blaze, Angel Haze, Lakutis, Despot, Chairlift, Toro Y Moi, Talib Kweli, Boots Riley of The Coup, and Mr. Muthafuckin' eXquire and is composed of 100 songs, meant as a "spiritual soundtrack" to his upcoming 100-chapter novel, also titled O.K.