o.k.

(noun) an endorsement. Synonyms: O.K., OK, okay, okey, okeh. Example: "They gave us the o.k. to go ahead."

(noun) a state in south central United States. Synonyms: Oklahoma, Sooner State, OK.

(verb) give sanction to. Synonyms: approve, O.K., okay, sanction. Example: "I approve of his educational policies."

(adj) being satisfactory or in satisfactory condition. Synonyms: all right, fine, ok, okay, hunky-dory. Examples: "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."

(adv) in a satisfactory or adequate manner. Synonyms: okay, O.K., all right, alright. Examples: "She'll do okay on her own." "Held up all right under pressure"; (`alright' is a nonstandard variant of `all right')."

(adv) an expression of agreement normally occurring at the beginning of a sentence. Synonyms: very well, fine, alright, all right, OK.