market share

noun

: the percentage of the market for a product or service that a company supplies

Examples of market share in a Sentence

The company has gained market share in the past year. companies working to increase their market shares
Recent Examples on the Web
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The startup that wowed the world with ChatGPT three years ago is no longer the only game in town—competitors like Google and Anthropic are eating into its market share. Alexei Oreskovic, Fortune, 3 Apr. 2026 The vast majority of our market share gains [come from choosing] our clients wisely. Andrew Edgecliffe-Johnson, semafor.com, 3 Apr. 2026 In fact, the latest report shows Food Lion has nearly overtaken Harris Teeter for market share. Charlotte Observer, 3 Apr. 2026 The line has been so seismic for DC that the company has overtaken market share over longtime rival Marvel for the first time this century. Borys Kit, HollywoodReporter, 3 Apr. 2026 See All Example Sentences for market share

Word History

First Known Use

1918, in the meaning defined above

Time Traveler
The first known use of market share was in 1918

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Cite this Entry

“Market share.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/market%20share. Accessed 6 Apr. 2026.

Legal Definition

market share

noun
: the percentage of the market for a product or service that a company supplies

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