rat race

noun

Informal.

1. any exhausting, unremitting, and usually competitive activity or routine, especially a pressured urban working life spent trying to get ahead with little time left for leisure, contemplation, etc.

rat race

noun

1. a continual routine of hectic competitive activity

   working in the City is a real rat race

Word History and Origins

Origin of rat race¹

An Americanism dating back to 1935–40

Idioms and Phrases

Fierce competition to maintain or improve one's position in the workplace or social life. For example, You may not realize what a rat race it is to get research grants. This term presumably alludes to the rat's desperate struggle for survival. [Colloquial; first half of 1900s]