overslip
/ˈoʊvərˌslɪp/
noun
- A lightweight skirt or slip worn over another garment, often for modesty or as a fashion layer.
- In the 1950s, women often wore an overslip to protect their outer clothing.
- She wore a silk overslip over her dress to add elegance.
- The overslip was sheer and decorated with delicate embroidery.