Definify.com
Definition 2025
union_suit
union suit
English
![](https://definify.com/images_main/Men_s-Union-Suit.jpg)
Union suit
Noun
union suit (plural union suits)
- one-piece underwear, usually long, combining drawers and long-sleeved, button-front undershirt in a single garment, with a flap in the seat that can be opened for defecation.
Translations
one-piece underwear
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