Definition of be one's life in English:

be one's life

phrase

  • Be the most important person or thing to one.

    ‘my work is my life’
    • ‘"My family is my life," he says.’
    • ‘She voraciously acquired acquaintances of all sorts, invited them into the salon that was her life, and made them feel at home.’
    • ‘Poetry was not his profession, it was his life.’
    • ‘Everyone who knew him knew police work was his life.’
    • ‘After deciding that dance was to be her life, she studied seriously.’
    • ‘Administrator was not just a job to her, it was her life.’