mother lode
Americannoun
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Mining. a rich or important lode.
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a major or profitable source or supply.
New York City is a mother lode of actors.
noun
Etymology
Origin of mother lode
First recorded in 1855–60
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.
“Grey’s Anatomy,” renewed for a 21st season on ABC, has 430 episodes, making it a binge-viewing mother lode.
From Los Angeles Times • May 30, 2024
But it could be a mother lode for small and large local news outlets, providing $500 million a year to preserve and grow local newsrooms.
From Seattle Times • May 15, 2024
The encyclopedia was crucial not only because it’s free and accessible, but also because it contains a mother lode of facts and so much of its material is consistently formatted.
From New York Times • Jul. 18, 2023
A 21-year-old National Guard airman, Jack Teixeira, allegedly used the online platform to post a mother lode of secret documents.
From Washington Post • Apr. 21, 2023
He took a peek into the bag—whoa—a fly mother lode!
From "As Brave As You" by Jason Reynolds
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.
