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Definition of oh exclamation from the Oxford Advanced Learner's Dictionary

oh

exclamation
 
/əʊ/
 
/əʊ/
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  1. used when you are reacting to something that has been said, especially if you did not know it before
    • ‘I saw Ben yesterday.’ ‘Oh yes, how is he?’
    • Oh dear! What's happened now?
    • You can’t come tonight? Oh well, see you next week then.
    • ‘Emma has a new job.’ ‘Oh, has she?’
  2. used to express surprise, fear, joy, etc.
    • Oh, how wonderful!
    • Oh no, I've broken it!
  3. used to attract somebody’s attention
    • Oh, Sue! Could you help me a moment?
  4. used when you are thinking of what to say next
    • I've been in this job for, oh, about six years.
  5. compare O
    Word Originmid 16th cent.: variant of O.
See oh in the Oxford Advanced American Dictionary
given
adjective
 
 
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