Source : Webster's Revised Unabridged Dictionary (1913)

Waistcloth \Waist"cloth\, n.
   1. A cloth or wrapper worn about the waist; by extension,
      such a garment worn about the hips and passing between the
      thighs.

   2. (Naut.) A covering of canvas or tarpaulin for the
      hammocks, stowed on the nettings, between the quarterdeck
      and the forecastle.

Source : WordNet®

waistcloth
     n : a band of material around the waist that strengthens a skirt
         or trousers [syn: {girdle}, {cincture}, {sash}, {waistband}]