treasure-trove
Americannoun
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anything of the nature of treasure or a treasury that one finds.
Mother's attic was a treasure-trove of memorabilia.
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Law. any money, bullion, or the like, of unknown ownership, found hidden in the earth or any other place: in the absence of statutory provisions to the contrary it may be kept by the finder.
noun
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law valuable articles, such as coins, bullion, etc, found hidden in the earth or elsewhere and of unknown ownership. Such articles become the property of the Crown, which compensates the finder if the treasure is declared. In 1996 treasure was defined as any item over 300 years old and containing more than 5% precious metal
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anything similarly discovered that is of value
Etymology
Origin of treasure-trove
1300–50; Middle English < Anglo-French tresor trové found treasure. See treasure, trover
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 service is a treasure trove of classic motion pictures—even if most buffs expect more motion in their pictures than what they get from director Lav Diaz and “Magellan.”
From The Wall Street Journal • Apr. 23, 2026
Wolf described it as a "treasure trove" that researchers will continue to explore for further insights into Earth's deep interior.
From Science Daily • Apr. 23, 2026
“Our content varies dramatically from customer to customer, but we have just a really rich treasure trove of technology we can offer our customers here.”
From MarketWatch • Apr. 3, 2026
It’s a treasure trove, as intermixed with Fairyland’s puppets will be those from Walt Disney World’s Epcot, such as a fiery red Pantalone from the theme park’s Italy pavilion.
From Los Angeles Times • Jan. 21, 2026
It’s only as we start to work through the contents of the chest that I realize what a treasure trove it is, after all.
From "Code Name Kingfisher" by Liz Kessler
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.
