to make a living
食うためだろ
Because you’ve got to eat, right?
— 自転車泥棒 (1948)
食うためだぞ
It's to put food on the table.
— カンフーハッスル (2004)
食うため?
To eat?
— イップ・マン 序章 (2008)
食うためだ
It's to make a living.