Definition of hysterics noun from the Oxford Advanced Learner's Dictionary

     

    hysterics

     noun
    noun
    BrE BrE//hɪˈsterɪks//
     
    ; NAmE NAmE//hɪˈsterɪks//
     
    [plural] Fear
     
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  1. 1an expression of extreme fear, excitement or anger that makes somebody lose control of their emotions and cry, laugh, etc. He went into hysterics when he heard the news. The children would go into hysterics at the mere mention of her name. See related entries: Fear
  2. 2(informal) wild laughter She had the audience in hysterics. The whole class dissolved into hysterics when they saw him.
  3. Idioms (informal) to be extremely upset and angry My mum'll have hysterics when she sees the colour of my hair. See related entries: Anger
See the Oxford Advanced American Dictionary entry: hysterics