Definition of crackers in English:

crackers

adjective

British
informal
  • Insane.

    ‘if Luke wasn't here I'd go crackers’
    • ‘He had great promise as a young writer in Britain before he went crackers over the paranormal.’
    • ‘Don't go crackers this Christmas.’
    • ‘Seriously impressed judges go crackers for Scottish cheddar.’
    mentally ill, severely mentally disordered, of unsound mind, certifiable, psychotic, schizophrenic
    View synonyms

Pronunciation

crackers

/ˈkrakərz/