Definition of oops exclamation from the Oxford Advanced American Dictionary

     

    oops

     exclamation
    exclamation
    NAmE//ʊps//
     
    , NAmE//ups//
     
     
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  1. 1used when someone has almost had an accident, broken something, etc. Oops! I almost spilled the wine.
  2. 2used when you have done something embarrassing, said something rude by accident, told a secret, etc. Oops, I shouldn't have said that.
See the Oxford Advanced Learner's Dictionary entry: oops