Definitions:

1. A decorative drapery or short curtain that hangs along the top edge of a window, bed, or canopy, primarily used to conceal hardware or add ornamental appeal. NOUN
   • The floral valance gave the window a cozy, finished look.
2. A decorative framework to conceal curtain fixtures at the top of a window casing. NOUN
   • The designer used a pleated valance to soften the look of the window frame.

Synonyms:

• bed skirt
• canopy trim
• cornice
• window topper