Meaning of the word "dog eat dog world" in English

What does "dog eat dog world" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

dog eat dog world

US /dɔɡ it dɔɡ wɜrld/
UK /dɒɡ iːt dɒɡ wɜːld/

Idiom

a situation in which people are willing to harm each other in order to succeed

Example:
It's a dog eat dog world out there, so you have to be tough to survive.
In the competitive business environment, it's often a dog eat dog world.