Definition of crackers in English:

crackers

adjective

British
informal
  • 1predicative Insane.

    ‘if Luke wasn't here I'd go crackers’
    • ‘Don't go crackers this Christmas.’
    • ‘He had great promise as a young writer in Britain before he went crackers over the paranormal.’
    • ‘Seriously impressed judges go crackers for Scottish cheddar.’
    mentally ill, severely mentally disordered, of unsound mind, certifiable, psychotic, schizophrenic
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    1. 1.1 Extremely angry.
      ‘when he saw the mess he went crackers’
      • ‘And who really went crackers last week when Howard winked at Beulah in the elevator?’
      mad, crazy
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Pronunciation

crackers

/ˈkrakəz/