noun
- plural of coal; pieces of coal used as fuel
- burning or glowing pieces of coal or wood
Examples
- The train engine burned coals to generate steam.
- She added more coals to the fireplace.
- Hot coals glowed red in the barbecue pit.
- The blacksmith heated the metal over burning coals.
- We roasted marshmallows over the glowing coals.
- The old furnace required several tons of coals each winter.