dog-eat-dog
US /ˈdɔɡ.it.dɔɡ/
UK /ˈdɔɡ.it.dɔɡ/

1.
sauvage, chacun pour soi, impitoyable
used to describe a situation in which people will do anything to be successful, even if it harms other people
:
•
It's a dog-eat-dog world out there, so you have to be tough.
C'est un monde de chacun pour soi là-bas, alors tu dois être fort.
•
The competition in the tech industry is truly dog-eat-dog.
La concurrence dans l'industrie technologique est vraiment sauvage.