boilersuit
/ˈbɔɪlərˌsut/
noun
- A one-piece protective garment worn over regular clothes, typically used for manual or industrial work.
- She bought a cotton boilersuit for gardening because it's comfortable and easy to wash.
- In the factory, everyone wears a boilersuit to keep their clothes clean.
- The mechanic put on a clean boilersuit before starting the engine repair.