Gunsmith (noun)

1. A skilled craftsman who makes, repairs, and maintains firearms.
2. A person who is skilled in the craft of making, repairing, and maintaining firearms.

Origin:

Compound word gun + smith, from the craft of making, repairing, and maintaining firearms.

Examples:

1. The gunsmith was able to repair the old revolver.
2. He became a gunsmith after serving in the army.
3. A gunsmith is a skilled craftsman who makes, repairs, and maintains firearms.
4. Gunsmiths can work on a variety of firearms including pistols, rifles, and shotguns.
5. The term gunsmith is also used figuratively to refer to someone who is skilled in making, repairing, or maintaining anything.