big business

noun

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

Examples of big business in a Sentence

The tax proposal will be of most benefit to big business.

Tourism is big business in the region.

Recent Examples on the Web

Testosterone replacement therapy has become big business in recent years. — Annalisa Merelli, STAT, 16 July 2026

Disclosure rules under the ESPR, which big businesses are already expected to comply with, will also take effect for their medium-sized counterparts in 2030. — Tianwei Zhang, Footwear News, 14 July 2026

Raising money is big business for big marathons, and according to BBC, London is the biggest annual one-day fundraising event in the world. — Larry Olmsted, Forbes.com, 10 July 2026

The show also depicts how the railroad set a precedent for other big businesses to lure in naive citizens seeking their own slice of the American dream. — Aramide Tinubu, Variety, 9 July 2026

Word History

First Known Use

1905, in the meaning defined at sense 1

Rhymes for big business

• agribusiness
• nonbusiness