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1. Expresses agreement or acceptance
   - okay, okey-doke, okey-dokey, righto [Brit], right, right on

1. Give permission or approval for something
   "I will OK his educational policies";
   - approve, O.K., okay, sanction

1. Being satisfactory or in satisfactory condition
   "the passengers were shaken up but are OK";
   - all right, fine, o.k., okay, hunky-dory, alright

1. A state in south central United States
   - Oklahoma, Sooner State
    
2. An endorsement
   "they gave us the OK to go ahead";
   - O.K., okay, okey [non-standard], okeh [non-standard]

1. An expression of agreement normally occurring at the beginning of a sentence
   - very well, fine, alright, all right, all righty [non-standard]
    
2. In a satisfactory or adequate manner
   "she'll do OK on her own";
   - okay, O.K., all right, alright

Derived forms: OKs, OKed, OKing

See also: satisfactory

Type of: American state, authorise [Brit], authorize, clear, countenance, endorsement, imprimatur, indorsement, pass, sanction, warrant

Part of: America, the States, U.S., U.S.A., United States, United States of America, US, USA

Encyclopedia: OK, Il Prezzo è Giusto! OK, Il Prezzo e Giusto! OK OK, Let's Stand Up! OK, You're Right OK, It's Alright With Me OK, It's Alright with Me