valance means: A valance is a small piece of drapery that can be hung to hide structural fixtures. This form of ruffle is most commonly used to trim tables, shelves or beds. However, it’s also in fashion. (in Fashion Dictionary)

What else does valance mean?

A decorative drapery that is hung over a top edge such as a table or bed. (in Merlin Dictionary)

To conceal any structural fixtures, a short, decorative or metal drapery can be placed over the window’s top. (in Merlin Dictionary)

Supply with valances, or a vale. (in Merlin Dictionary)