colle

Noun

coal (countable and uncountable, plural coals)

1. (uncountable) A black or brownish black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel.
   • The coal in this region was prized by ironmasters in centuries past, who mined it in the spots where the drainage methods of the day permitted.
   1. (countable) A type of coal, such as bituminous, anthracite, or lignite, and grades and varieties thereof, as a fuel commodity ready to buy and burn.
      • Put some coal on the fire.
2. (countable) A piece of coal used for burning (this use is less common in American English)
   • Put some coals on the fire.
3. (countable) A glowing or charred piece of coal, wood, or other solid fuel.
   • hot coals
4. Charcoal.
5. (Internet) Content of low quality.
   • I'm so sick of seeing this coal online.

   Antonyms:

   gem

See all 17 meanings of coal