Coke (noun)

1. A solid black substance, mostly used as a fuel, obtained by heating coal to a high temperature in the absence of air.
2. A type of soft drink that is dark in color and has a strong, sweet taste.

Origin:

From middle english coke "cinder, charcoal", from old english coc "cinder, charcoal", from proto-germanic *kukkaz "cinder".

Examples:

1. The furnace was heated with coke.
2. The factory produced coke for the steel industry.
3. He ordered a coke at the restaurant.
4. She was drinking a coke on the way home.
5. The coke was served in a glass bottle.