Definition of save someone's life in US English:

save someone's life

phrase

  • 1Prevent someone's dying by taking specific action.

    1. 1.1cannot do something to save one's life Be completely incompetent at doing something.
      ‘Adrian couldn't draw to save his life’
      • ‘There's no question he is a looker, but he can't sing to save his life.’
      • ‘I can't swim to save my life, but I'm really good at floating’