
Be somebody’s life
Emotional Intensity
Expresses a deep, emotional connection, suggesting someone's passion or raison d'être.

For the artist, painting wasn't just a hobby, it was his life.
Not Literal
It’s not literal but shows the high value someone places on something, often a pursuit or interest.

To the chef, cooking is her life, though she enjoys other things too.
Hyperbolic Expression
When people use this phrase, they're often exaggerating to emphasize their point.

He claims that fishing is his life, but he has many other interests as well.
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