the shirt off someone's back
US /ðə ʃɜrt ɔf ˈsʌm.wʌnz bæk/
UK /ðə ʃɜrt ɔf ˈsʌm.wʌnz bæk/

1.
dar a camisa do corpo, ser extremamente generoso
to be extremely generous, to give everything one has
:
•
He's so kind, he'd give you the shirt off his back if you needed it.
Ele é tão gentil, que te daria a camisa do corpo se você precisasse.
•
My neighbor is the kind of person who would give you the shirt off their back.
Meu vizinho é o tipo de pessoa que te daria a camisa do corpo.