lose your shirt
US /luːz jʊər ʃɜːrt/
UK /luːz jʊər ʃɜːrt/

1.
perder a camisa, perder tudo
to lose a lot of money, especially by gambling or a bad investment
:
•
He lost his shirt at the casino last night.
Ele perdeu a camisa no cassino ontem à noite.
•
Many investors lost their shirts during the stock market crash.
Muitos investidores perderam a camisa durante a queda do mercado de ações.