big business

big business

noun

: large companies considered together as a powerful group

: an activity or product that makes a large amount of money

Full Definition of BIG BUSINESS

1

:  an economic group consisting of large profit-making corporations especially with regard to their influence on social or political policy

2

:  a very profitable enterprise

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Examples of BIG BUSINESS

1. The tax proposal will be of most benefit to big business.
2. Tourism is big business in the region.

First Known Use of BIG BUSINESS

1905