gold mine

noun

: a rich source of something desired

Examples of gold mine in a Sentence

The library is a gold mine of information. the estate sale promises to be a gold mine for antique dealers
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
While no financial details were stolen, experts warn that this information is still a gold mine for cybercriminals. Kurt Knutsson, FOXNews.com, 18 Aug. 2025 With a historically good rookie running back class, the position this year is a gold mine. Steve Bradshaw, Forbes.com, 8 Aug. 2025 Although not as lucrative as Google’s search engine or ad system, the Play Store for Android apps has long been a gold mine that generated billions of dollars in annual revenue by taking a 15% to 30% cut from in-app transactions funneled through the company’s own payment processing system. Michael Liedtke, Fortune, 1 Aug. 2025 Sacramento refuses to let go because this is a gold mine for entrenched special interests. Mike Garcia, Oc Register, 25 July 2025 See All Example Sentences for gold mine

Word History

First Known Use

1605, in the meaning defined above

Time Traveler
The first known use of gold mine was in 1605

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Cite this Entry

“Gold mine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gold%20mine. Accessed 1 Sep. 2025.

Last Updated: - Updated example sentences
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