There are 2 definitions of OK in English:

OK1

Syllabification: OK
(also okay /ˈōˈkā/)
informal

exclamation

  • 1Used to express assent, agreement, or acceptance: OK, I’ll pass on your message OK, OK, I give in
    More example sentences
    • The city hits you with permit fees - okay, fine.
    • Hope to see you all - okay, not all, as there isn't a bar big enough to fit everyone, but lots of you - on the 9th.
    • I hope my labours (and, okay, those of the musicians) are enjoyed by the ne'er-do-wells.
    Synonyms
    all right, right, very well, very good, fine, fair enough
    informal okey-doke, okey-dokey
  • 1.1Used to introduce an utterance: “OK, let’s go.”
    More example sentences
    • I thought: okay, this is the one I'll call on first.
    • Stefan came into the office, ‘Okay, and now I need everyone's opinions so I can do some work.’
    • Okay I think that your phone is broken.

adjective

[predic.] Back to top  

adverb

Back to top  

noun

[in singular] Back to top  
  • An authorization or approval: do you know how long it takes for those pen-pushers to give us the OK?
    More example sentences
    • A misconception is that if they give the okay for organ and tissue retrieval, they won't be able to have an open casket or a funeral at all.
    • They don't need an okay from the Ministry to proceed with any project.
    • The family made an application for a grant and, on April 16, 2002, they were given the okay for the work.
    Synonyms
    authorization, approval, (the) seal of approval, agreement, consent, assent, permission, endorsement, ratification, sanction, approbation, confirmation, (the) blessing, leave
    informal (the) go-ahead, (the) green light, (the) thumbs up, (the) say-so

verb (OK's, OK'ing, OK'd)

[with object] Back to top  
  • Sanction or give approval to: the governor recently OK’d the execution of a man who had committed murder
    More example sentences
    • If the Senate approves the exact legislation okayed by the House - down to every single word and comma - the legislation would then be sent to the President.
    • Technically this bill required no Presidential approval, and it was okayed by the Governor.
    • The plan, which recently resurfaced after being dropped, still has to be okayed by county traffic chiefs.
    Synonyms
    authorize, approve, agree to, consent to, sanction, pass, ratify, endorse, allow, give something the nod, rubber-stamp
    informal give the go-ahead, give the green light, give the thumbs up
    formal accede to

Origin

mid 19th century: 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; his nickname Old Kinderhook (derived from his birthplace) provided the initials.

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Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively

There are 2 definitions of OK in English:

OK2

Syllabification: OK

abbreviation

  • Oklahoma (in official postal use).

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