fireman

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A firefighter.
2. n. A man who tends fires; a stoker.
3. n. An enlisted man in the U.S. Navy engaged in the operation of engineering machinery.
4. n. Baseball A relief pitcher.

Century Dictionary and Cyclopedia

1. n. One of an organized company, in a city or town, whose business it is to extinguish or prevent conflagrations; a member of a fire-company.
2. n. One of the crew of a gun in the United States navy whose duty it is to assist in extinguishing fire, especially during a battle.
3. n. A man employed in tending fires, as of a steam-engine; a stoker.
4. n. In coal-mining, a person charged with the special duty of examining every morning the working-places and roads of a pit to ascertain if fire-damp is present.

Wiktionary

1. n. firefighting Someone (implied male) who is skilled in the work of fighting fire.
2. n. rail transport A man who keeps the fire going underneath a steam boiler (originally, shoveling coal by hand), particularly on a railroad locomotive.
3. n. rail transport By extension of the above, an assistant on any locomotive, whether steam-powered or not.
4. n. baseball A relief pitcher.

GNU Webster's 1913

1. n. A man whose business is to extinguish fires in towns; a member of a fire company.
2. n. A man who tends the fires, as of a steam engine; a stocker.

WordNet 3.0

1. n. play in which children pretend to put out a fire
2. n. a laborer who tends fires (as on a coal-fired train or steamship)
3. n. a pitcher who does not start the game
4. n. a member of a fire department who tries to extinguish fires