A person (originally a man) who keeps the fire going underneath a steam boiler (originally, shoveling coal by hand), particularly on a railroad locomotive or steamship.
A safety inspector in coal mines.
An assistant on any locomotive, whether steam-powered or not.
Someone (especially one who is male) who is skilled in the work of fighting fire.
A relief pitcher (reflecting the figurative analogy of rescuing the situation).
A person who stokes, especially one on a steamship or steam train, who stokes coal in the boilers.
A person who pedals on the back of a tandem bicycle.
A device for stoking a fire; a poker.
A device that feeds coal into a furnace, etc., automatically.