1. The
act of disharging firearms.
2. The
mode of introducing
fuel into the
furnace and working it.
3. The
application of fire, or of a cautery.
4. The process of partly vitrifying pottery by exposing it to intense
heat in a kiln.
5. Fuel;
firewood or coal. Firing iron, an
instrument used in cauterizing.
Source: Websters Vocabulary