Synonyms of 'dog-eat-dog'
▷ See dog
ruthlessDictionary, fierce, vicious
TV is a dog-eat-dog business.
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If you describe a situation as cut-throat, you mean that the people or companies involved all want success and do not care if they harm each other in getting it.
the cut-throat world of international finance
A ferocious war, argument, or other form of conflict involves a great deal of anger, bitterness, and determination.
Fighting has been ferocious.
A fierce animal or person is very aggressive or angry.
the teeth of some fierce animal
Thesaurus for dog-eat-dog from the Collins English Thesaurus
You use dog eat dog to express your disapproval of a situation where everyone wants to succeed and is willing to harm other people in order to do so.