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Definition of OK verb from the Oxford Advanced Learner's Dictionary

OK

verb
 
/əʊˈkeɪ/
 
/əʊˈkeɪ/
(also okay)
(informal)
Verb Forms
present simple I / you / we / they OK
 
/əʊˈkeɪ/
 
/əʊˈkeɪ/
he / she / it OK's
 
/əʊˈkeɪz/
 
/əʊˈkeɪz/
past simple OK'd
 
/əʊˈkeɪd/
 
/əʊˈkeɪd/
past participle OK'd
 
/əʊˈkeɪd/
 
/əʊˈkeɪd/
-ing form OK'ing
 
/əʊˈkeɪɪŋ/
 
/əʊˈkeɪɪŋ/
jump to other results
  1. OK something to officially agree to something or allow it to happen synonym approve
    • She filled in an expenses claim and her manager OK'd it.
    Extra Examples
    • The Senate Committee has OK'd the bill.
    • The chairman OK'd the request.
    • The property has to be valued before a mortgage loan is OK'd.
    Topics Opinion and argumentc2
    Word Originmid 19th cent. (originally US): 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 in the US; his nickname Old Kinderhook (derived from his birthplace) provided the initials.
See OK in the Oxford Advanced American Dictionary
previously
adverb
 
 
From the Word list
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