Source : Webster's Revised Unabridged Dictionary (1913)

Furbelow \Fur"be*low\, n. [Prov. F. farbala, equiv. to F.
   falbala, It. falbal[`a].]
   A plaited or gathered flounce on a woman's garment.

Source : WordNet®

furbelow
     n : a strip of pleated material used as a decoration or a trim
         [syn: {frill}, {flounce}, {ruffle}]