Definitions:

1. A loose, flowing garment, usually a woman's gown or coat, that hangs freely from the shoulders without a defined waistline, originally designed for comfort and elegance. NOUN
   • The sacque style prioritized comfort over rigid tailoring.
2. Term used in historical fashion to describe a loose-fitting outer garment or dress, often flowing and unstructured, typically worn by women, popular in 18th-century Europe. NOUN
   • She wore a sacque gown with elegant pleats cascading from her shoulders.

Synonyms:

• house dress
• Peignoir