| coal | |
| 1. n. A black rock formed from prehistoric plant remains, composed largely of carbon and burned as a fuel. | |
| 2. n. A piece of coal used for burning. Note that in British English either of the following examples could be used, whereas the latter would be more common in American English. | |
| Put some coals on the fire. | |
| Put some coal on the fire. | |
| 3. n. A type of coal, such as bituminous, anthracite, or lignite, and grades and varieties thereof. | |
| 4. n. A glowing or charred piece of coal, wood, or other solid fuel. | |
| Just as the camp-fire died down to just coals, with no flames to burn the marshmallows, someone dumped a whole load of wood on, so I gave up and went to bed. | |
| 5. n. Charcoal. | |
| 6. v. (intransitive) To take on a supply of coal (usually of steam ships). | |
| 7. v. To supply with coal. | |
| to coal a steamer | |
| 8. v. (intransitive) To be converted to charcoal. | |
| 9. v. To burn to charcoal; to char. | |
| 10. v. To mark or delineate with charcoal. | |
