noun
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another name for carbonado 2
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(usually plural) a figurative expression for coal
Etymology
Origin of black diamond
First recorded in 1910–15
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.
In June 2024, Bechtel shared a photo of her wearing a large black diamond ring on her ring finger on Instagram.
From BBC ● Jul. 19, 2026
It’s my fatherly nudge to do something that they’re a little nervous or apprehensive about, like the double black diamond or even trying a new food.
From The Wall Street Journal ● May 4, 2026
Reverence is a longer black diamond halfway along Rattlesnake Mountain with a few optional double black diamond features.
From Seattle Times ● Jun. 6, 2024
Everyone had to do this double black diamond in concert with each other, every person on the crew and the actors.
From Los Angeles Times ● Jun. 13, 2023
She wears a black mourning dress and a black diamond draped around her neck.
From "The Belles" by Dhonielle Clayton
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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.