Meaning of slipsole

slip•sole

Pronunciation: (slip'sōl"), [key]
— n.
  1. an insole placed in a shoe for warmth or to adjust the size.
  2. a thin strip of material, as leather, set between the insole and the outsole of a shoe, usually for height.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.