Definition of "valance"

valance

/ˈvæləns/

noun
plural valances
1. A short curtain that usually hangs along the top edge of a window.
  Quotations
  Even the mantelpiece is adorned with a totally unfunctional tasselled valance rather like an altar frontal.
  1969, David G. Irwin, The Visual Arts, Taste and Criticism, page 27
2. A decorative framework used to conceal the curtain mechanism and so on at the top of a window.
3. A short, decorative edging of cloth that hangs from a bed, from beneath the mattress to the floor, used to conceal the box spring or space under the bed and prevent dust from accumulating there.
4. A short, decorative edging of cloth that conceals the legs of a couch, sofa, etc.
  Quotations
  Mortally insulted, Jasper went under the couch, where he remained with only his nose showing beneath the valance, emitting little world-weary groans at intervals, and refusing to come out for cake.
  1938, Norman Lindsay, Age of Consent, 1st Australian edition, Sydney, N.S.W.: Ure Smith, published 1962, page 145
5. (automotive) A low-hanging auto body panel, below a front or rear bumper, whose purpose is aerodynamic and decorative but not structural (often valance panel).
6. The drooping edging of the lid of a trunk, which covers the joint when the lid is closed.