Miller (noun)

1. A person who owns or operates a mill, especially a flour mill.
2. A person who grinds grain into flour or meal.

Origin:

Middle english: from old english mylnere, from mylen "mill".

Examples:

1. The miller ground the wheat into flour.
2. The miller was an important figure in medieval towns and villages.
3. Miller is an occupation that has been around for centuries.
4. The miller's job is to grind the grains into flour.
5. The miller's daughter was a popular character in many folktales.