American English

Definition of buzzer noun from the Oxford Advanced American Dictionary

 

buzzer

 noun
noun
NAmE//ˈbʌzər//
 
 
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  • an electrical device that produces a buzzing sound as a signal Put your finger on the buzzer and be ready to answer.
  • Idioms
    at the buzzer
     
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    at the end of a game or period of play He missed a three-point attempt at the buzzer.
    See the Oxford Advanced Learner's Dictionary entry: buzzer