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.
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
Deaf Ski and Snowboard Assn. — was going down a single black diamond trail when he pulled over to the side to stop, the lawsuit said.
From Los Angeles Times • Feb. 14, 2025
After a fireside fondue lunch at the Roundhouse, Baldy’s mid-mountain eatery, I decided to test my skills on one of the “easier” black diamond runs.
From New York Times • Jan. 30, 2023
“I may not ski black diamond runs anymore, but whether standing or seated, I delight in speaking and hearing words of truth,” Mr. Nelson said.
From Washington Times • Oct. 1, 2022
Helene rubs the Blackcliff tattoo on the back of her neck—a four-sided black diamond with curved sides that is inked into every student upon arrival at the school.
From "An Ember in the Ashes" by Sabaa Tahir
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.
