big business
Americannoun
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large business, commercial, and financial firms taken collectively, especially when considered as a group having shared attitudes and goals and exercising control over economic policy, politics, etc.
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any large organization of a noncommercial nature resembling this.
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any large business enterprise.
noun
Etymology
Origin of big business
An Americanism dating back to 1900–05
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The deal is the latest indication of how financial products and services catering to American retirees and older workers have become big business on Wall Street.
From MarketWatch ● Aug. 12, 2026
Sports trading cards are big business in the United States with collectors paying north of $10 million in recent years for cards featuring former NBA stars Michael Jordan and Kobe Bryant and MLB's Shohei Ohtani.
From Barron's ● Aug. 11, 2026
Thomson Reuters bumped up its revenue targets for the year after logging double-digit growth across its three big business segments in the latest quarter.
From The Wall Street Journal ● Aug. 5, 2026
Is Pride still meaningful or just big business?
From BBC ● Aug. 3, 2026
Going into the Renaissance, artificial memory continued as big business.
From "Words Like Loaded Pistols" by Sam Leith
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.