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Definition of black diamond noun from the Oxford Advanced Learner's Dictionary

black diamond

noun
 
/ˌblæk ˈdaɪmənd/
 
/ˌblæk ˈdaɪmənd/
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  1. [countable] (British English, informal) a piece of coal
  2. [uncountable, countable] a dark form of diamond
  3. [countable] (North American English) a slope that is difficult to ski down
    • a black diamond run
See black diamond in the Oxford Advanced American Dictionary
Check pronunciation: black diamond

Nearby words

trait
noun
 
 
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