Source : Webster's Revised Unabridged Dictionary (1913)

Valance \Val"ance\, v. t. [imp. & p. p. {Valanced}; p. pr. & vb.
   n. {Valancing}.]
   To furnish with a valance; to decorate with hangings or
   drapery.

         His old fringed chair valanced around with
         party-colored worsted bobs.              --Sterne.