Bodice

noun

1. A sleeveless shirt for women, sometimes provided with detachable sleeves.
2. Blouse; any shirt for women, particularly the upper part of a two-piece dress or European folk costume.
3. The upper portion of a women's one-piece dress, equivalent to a shirt.
4. Underbodice: an undershirt for women, particularly a corset or other undershirt stiffened with whalebone.