O.K.

adjective
Also OK, ok Also OK, ok
adjective

1: All right, satisfactory, good. Also as adverb See also — rule(s) O.K. at rule verb. (1839 —) .
D. H. Lawrence At first Joe thought the job O.K. (1922).

2: Fashionable; socially (or culturally) acceptable; stylish. (1869 —) .
S. Potter The word 'diathesis'...is now on the O.K. list for conversation men (1950). noun

3: An endorsement or approval. Also as int, giving assent, agreement, etc. (1829 —) . verb trans.

4: To endorse or sanction, as by marking with the letters O.K. (1888 —) .
R. S. Wordsworth Not that Freud would OK our account of dreams up to this point (1921).

[Abbreviation of 'orl korrect', used in (1839) by the Boston smart set (see A. W. Read in American Speech ((1963)) and subsequent discussions). The term was picked up or developed independently as a political slogan ((1840)) by the supporters of 'Old Kinderhook', Martin van Buren, born at Kinderhook, NY.]

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