livelihood, breadwinner (source of income)
It's his livelihood.
It's their livelihood.
Ce travail est mon gagne-pain.
This job is my livelihood.
Beaucoup d'entre eux ont perdu leurs gagne-pain.
Many of them have lost their livelihoods.
It's our livelihood.
Tu sais que c'est mon gagne-pain.
You know this is my livelihood.
Et tu veux en faire ton gagne-pain.
And you want to make a living from it.
— American Gangster (2007)