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.
“We have the steepest skiing in Southern California,” Ramirez says, referring to the black diamond slopes.
From Los Angeles Times ● Oct. 24, 2026
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
Ferdinand the Bull is an easy, hand-built blue square with one black diamond option.
From Seattle Times ● Jun. 6, 2024
She wears a black mourning dress and a black diamond draped around her neck.
From "The Belles" by Dhonielle Clayton
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
