\ō-ˈkā, in assenting or agreeing also ˈō-ˌkā\
variants: or okay or less commonly ok

Definition of OK 

(Entry 1 of 4)

: all right OK, Doctor, I'll let you know— John Hersey

OK

noun
\ō-ˈkā \
variants: or okay

Definition of OK (Entry 2 of 4)

OK

verb
\ō-ˈkā \
variants: or okay
OK'd or okayed; OK'ing or okaying

Definition of OK (Entry 3 of 4)

Definition of OK (Entry 4 of 4)

Oklahoma

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Examples of OK in a Sentence

Noun

We need her OK on this before we place the order. The boss gave his okay.

Verb

The boss needs to OK this before we place the order. a judge will have to OK the search warrant
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First Known Use of OK

Adverb or adjective

1839, in the meaning defined above

Noun

1841, in the meaning defined above

Verb

1888, in the meaning defined above

History and Etymology for OK

Adverb or adjective

abbreviation of oll korrect, facetious alteration of all correct

Noun

see OK entry 1

Verb

see OK entry 1

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Dictionary Entries near OK

Ojibwa

Ojos del Salado

OJT

OK

oka

Oka

Okanagon

Statistics for OK

Look-up Popularity

Time Traveler for OK

The first known use of OK was in 1839

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More Definitions for OK

English Language Learners Definition of OK

 (Entry 1 of 3)

: fairly good : not very good or very bad

: acceptable or agreeable

: not ill, hurt, unhappy, etc.

OK

noun

English Language Learners Definition of OK (Entry 2 of 3)

: approval or permission

OK

verb

English Language Learners Definition of OK (Entry 3 of 3)

: to approve (something) : to say or decide that (something) will be allowed

variants: or okay \ō-​ˈkā \

Kids Definition of OK

 (Entry 1 of 4)

: all right I think I did OK on the test. She's not the smartest kid, but she's an okay student.

OK

noun
variants: or okay

Kids Definition of OK (Entry 2 of 4)

: approval sense 2 I need your OK to begin.

OK

verb
variants: or okay
OK'd or okayed; OK'ing or okaying

Kids Definition of OK (Entry 3 of 4)

Kids Definition of OK (Entry 4 of 4)

Oklahoma

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More from Merriam-Webster on OK

Rhyming Dictionary: Words that rhyme with OK

Thesaurus: All synonyms and antonyms for OK

Spanish Central: Translation of OK

Nglish: Translation of OK for Spanish Speakers

Britannica English: Translation of OK for Arabic Speakers

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