cut your own throat

US /kʌt jʊər oʊn θroʊt/
UK /kʌt jʊər oʊn θroʊt/
"cut your own throat" picture
1.

cavar a própria cova, prejudicar a si mesmo

to do something that will cause your own failure or downfall

:
If you refuse to cooperate with your team, you'll be cutting your own throat.
Se você se recusar a cooperar com sua equipe, estará cavando sua própria cova.
Raising prices too much could cut your own throat by driving customers away.
Aumentar demais os preços pode prejudicar a si mesmo, afastando os clientes.