Any derivative of cocaine.
An addictive drug derived from coca (Erythroxylum) or prepared synthetically, used sometimes medicinally as a local anesthetic and, often illegally, as a stimulant.
Cocaine.
Solid residue from roasting coal in a coke oven; used principally as a fuel and in the production of steel and formerly as a domestic fuel.
To add deleterious carbon deposits as a byproduct of combustion.
To produce coke from coal.
To turn into coke.