Definition of "OK"

OK¹

/ˌəʊˈkeɪ/

noun
plural OKs or OK's
1. Endorsement; approval; acceptance; acquiescence.
verb
third-person singular simple present OKs or OK's, present participle OKing or OK'ing, simple past and past participle OKed or OK'd
1. (transitive) To approve; to accept; to acquiesce to.
2. (transitive, computing) To confirm by activating a button marked OK.
  Quotations
  Type a suitable name for your Marker and OK the dialogue box.
  2001, Mike Collins, Pro Tools: Practical Recording, Editing and Mixing for Music Production
  When you OK the crop, the image size will be adjusted to match the front image resolution.
  2008, Martin Evening, Adobe Photoshop CS4 for Photographers
adjective
comparative more OK, superlative most OK
1. All right, acceptable, permitted.
2. Satisfactory, reasonably good; not exceptional.
  Quotations
  One of us must marry well. Meg didn't, Jo won't, Beth can't yet, so I shall, and make everything okay all round.
  1869, Louisa M[ay] Alcott, Little Women: […], part second, Boston, Mass.: Roberts Brothers
3. Satisfied (with); willing to accept a state of affairs.
  Quotations
  If you leave the kids in the creche for one morning on your week's holiday, and they are OK with that, then it's fine.
  2012, Roni Jay, The 10 Most Important Things You Can Do For Your Children
4. In good health or a good emotional state.
  Quotations
  In France, the French postal service La Poste provides a subscription service in which postal workers visit elderly subscribers to make sure they are okay, do not need anything, and provide brief social interaction.
  2022 October 25, L. J. Shrum, Elena Fumagalli, Tina M. Lowrey, “Coping with loneliness through consumption”, in Journal of Consumer Psychology, volume 33, number 2, page 452
adverb
comparative more OK, superlative most OK
1. Satisfactorily, sufficiently well.
interjection
1. Used to indicate acknowledgement or acceptance.
  Quotations
  Come by this afternoon. — Okay. Audio (US)(file)
  2016, VOA Learning English (public domain)
2. (computing) Used to dismiss a dialog box or confirm a prompt.
3. Used to introduce a sentence in order to draw attention to the importance of what is being said.
4. Used in turn-taking, serving as a request to the speaker to grant the turn to the interrupter.
5. Used to sarcastically or sardonically indicate agreement with the previous statement.

OK²

/ˌəʊˈkeɪ/

proper noun
1. United States postal abbreviation for Oklahoma, a state of the United States of America.

OK³

/ˌəʊˈkeɪ/

noun
plural not attested
1. (Hong Kong) Karaoke.

Definition of "OK"

OK1

noun

verb

Quotations

adjective

Quotations

Quotations

Quotations

adverb

interjection

Quotations

OK2

proper noun

OK3

noun

OK¹

OK²

OK³