Meaning of black gold | Babel Free

Definitions

1. Raw petroleum; crude oil.
   idiomatic, informal, uncountable
2. Black pepper, in the context of being a historically valuable spice.
   uncountable
3. Black-coloured gold, variously produced by patination, deposition, oxidation, etc. and used in jewellery or in high-technology applications.
   uncountable
4. Coal.
   uncountable

Equivalents

Examples

“With the black gold already gushing from his country's wells, the Iranian monarch did not show much interest in what the Republic of China had to offer in agricultural know-how, commerce, and cultural interflow.”

“They [the railways] are mostly remnants of a long-gone coal industry, laid out largely to bring the black gold from the mines to the waterways.”

CEFR level