Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun o.k.

1 sense of o.k.

Sense 1
O.K., OK, okay, okey, okeh -- (an endorsement; "they gave us the O.K. to go ahead")
       => sanction, countenance, endorsement, indorsement, warrant, imprimatur -- (formal and explicit approval; "a Democrat usually gets the union's endorsement")


1 of 2 senses of ok

Sense 1
Oklahoma, Sooner State, OK -- (a state in south central United States)
       INSTANCE OF=> American state -- (one of the 50 states of the United States)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb o.k.

1 sense of o.k.

Sense 1
approve, O.K., okay, sanction -- (give sanction to; "I approve of his educational policies")
       => authorize, authorise, pass, clear -- (grant authorization or clearance for; "Clear the manuscript for publication"; "The rock star never authorized this slanderous biography")

Antonyms of adj o.k.

1 sense of o.k.

Sense 1
all right, fine, o.k., ok, okay, hunky-dory -- (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")

INDIRECT (VIA satisfactory) -> unsatisfactory -- (not giving satisfaction; "shops should take back unsatisfactory goods"; "her performance proved to be unsatisfactory"; "life is becoming increasingly unsatifactory"; "our discussion was very unsatisfactory")
                                                                         

Similarity of adj o.k.

1 sense of o.k.

Sense 1
all right, fine, o.k., ok, okay, hunky-dory -- (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")
       => satisfactory (vs. unsatisfactory) -- (giving satisfaction; "satisfactory living conditions"; "his grades were satisfactory")
                                                                         

Synonyms of adv o.k.

1 sense of o.k.

Sense 1
okay, O.K., all right, alright -- (in a satisfactory or adequate manner; "she'll do okay on her own"; "held up all right under pressure"; (`alright' is a nonstandard variant of `all right'))


1 sense of ok

Sense 1
very well, fine, alright, all right, OK -- (an expression of agreement normally occurring at the beginning of a sentence)