cut your own throat
US /kʌt jʊər oʊn θroʊt/
UK /kʌt jʊər oʊn θroʊt/

1.
mencelakai diri sendiri, merugikan diri sendiri
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.
Jika kamu menolak bekerja sama dengan timmu, kamu akan mencelakai dirimu sendiri.
•
Raising prices too much could cut your own throat by driving customers away.
Menaikkan harga terlalu banyak bisa mencelakai dirimu sendiri dengan mengusir pelanggan.