Source : Webster's Revised Unabridged Dictionary (1913)

Peplum \Pep"lum\, n.; pl. E. {-lumus}, L. {-la}. [L.]
   A peplos. Hence: An overskirt hanging like an ancient peplos;
   also, a short fitted skirt attached to a waist or coat.

Source : WordNet®

peplum
     n 1: a flared ruffle attached to the waistline of a dress or
          jacket or blouse
     2: a garment worn by women in ancient Greece; cloth caught at
        the shoulders and draped in folds to the waist [syn: {peplos},
         {peplus}]
     [also: {pepla} (pl)]