OK1
(also okay) informal • exclamation 1 expressing agreement or acquiescence. 2 introducing an utterance. • adjective 1 satisfactory, but not especially good. 2 permissible. • adverb in a satisfactory manner or to a satisfactory extent. • noun an authorization or approval. • verb (OK’s, OK’d, OK’ing) give approval to. — ORIGIN probably an abbreviation of orl korrect, humorous form of all correct, popularized as a slogan during President Van Buren’s re-election campaign of 1840 in the US; his nickname Old Kinderhook (derived from his birthplace) provided the initials.
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