A boilermaker can refer to different things depending on the context. Here are the different definitions:

• Boilermaker (construction): A boilermaker is a tradesperson who creates, assembles, tests, and installs tanks, furnaces, towers, heat exchangers, and other heavy metallic structures.
• Boilermaker (cocktail): A boilermaker is a beer cocktail that consists of a glass of beer mixed with a shot of whiskey).
• Boilermaker (Purdue University): Purdue University is known as the Boilermakers, which is a nod to the schools well-established reputation as a world leader in engineering. The name originated from the universitys working-class approach, which earned its students and football team monikers in the local press such as rail splitters, blacksmiths, foundry molders, and boilermakers.

Its important to note that the term "boilermaker" can have other meanings depending on the context.