black diamond

(redirected from Black Diamond (company))
Also found in: Thesaurus, Encyclopedia.
Related to Black Diamond (company): carbonado

black diamond

n.
1. See carbonado2.
2. black diamonds Coal.

black diamond

n
1. (Minerals) another name for carbonado2
2. (usually plural) a figurative expression for coal

black′ dia′mond


n.
2. black diamonds, coal, esp. anthracite.
[1910–15]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.black diamond - an inferior dark diamond used in industry for drilling and polishing
adamant, diamond - very hard native crystalline carbon valued as a gem