Definition of bust noun from the Oxford Advanced American Dictionary

     

    bust

     noun
    noun
    NAmE//bʌst//
     
     
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  1. 1(informal) an unexpected visit made by the police in order to arrest people for doing something illegal a drug bust
  2. 2 (used especially when talking about clothes or measurements) a woman's breasts or the measurement around the breasts and back The dress was too big in the bust. exercises to tone the bust
  3. 3 a stone or metal model of a person's head, shoulders, and chest a marble bust of Napoleon
  4. 4 a thing that is not good As a show it was a bust.
See the Oxford Advanced Learner's Dictionary entry: bust