Boilermaker (noun)

1. A person who makes or repairs boilers.
2. A worker who specializes in the construction and maintenance of boilers.
3. A type of alcoholic drink made by dropping a shot of whiskey into a glass of beer.
4. A worker in a brewery or distillery who operates boilers or stills.

Origin:

Late 19th century: from boiler + maker.

Examples:

1. The boilermaker was called to repair the leak in the steam engine's boiler.
2. The boilermaker's expertise was essential to ensuring the safe and efficient operation of the power plant.
3. The bartender poured a shot of whiskey into a glass of beer, creating a classic boilermaker.
4. The boilermaker was proud of the quality of the whiskey he produced in his distillery.
5. The brewery employed several boilermakers to maintain their complex system of boilers and vats.