adjective
- resembling, containing, or consisting of coal
- of a dark black color like coal
Examples
- The coaly residue left in the fireplace needed to be cleaned out.
- Her coaly eyes stared intensely across the room.
- The miners extracted coaly deposits from deep within the earth.
- A coaly dust covered the workers' clothes after their shift.
- The landscape was marked by coaly outcrops of exposed mineral seams.