market share

American

noun

Economics.

the specific percentage of total industry sales of a particular product achieved by a single company in a given period of time.

market share British

noun

the percentage of a total market, in terms of either value or volume, accounted for by the sales of a specific brand

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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.

Boosting production would nevertheless allow OPEC+ members to regain market share in the face of competition from other key players such as the United States, Canada, Brazil, and Guyana.

From Barron's

“As a result, we saw a higher churn within our customer base as a result of loss of market share.”

From MarketWatch

Analysts at Morgan Stanley wrote in a recent note that although less-stringent mortgage capital requirements could help banks “defend market share,” they also said they “don’t expect a meaningful pivot back into mortgage by banks in the near term.”

From The Wall Street Journal

Competing for market share in the shadow of the tech giant, countless runner-up apps moved to attract customers by slashing prices, or waiving safety measures such as the watermarks that Sora2 brands its videos with to distinguish them from real-life footage.

From BBC

In market share, Apple accounted for 19.7 percent of global smartphone sales in 2025, a nose ahead of Samsung at 19.1 percent.

From Barron's

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023