Source : Webster's Revised Unabridged Dictionary (1913)

Scalp \Scalp\, v. t. [imp. & p. p. {Scalped}; p. pr. & vb. n.
   {Scalping}.]
   1. To deprive of the scalp; to cut or tear the scalp from the
      head of.

   2. (Surg.) To remove the skin of.

            We must scalp the whole lid [of the eye]. --J. S.
                                                  Wells.

   3. (Milling) To brush the hairs or fuzz from, as wheat
      grains, in the process of high milling. --Knight.

Scalping \Scalp"ing\ (sk[a^]lp"[i^]ng),
   a. & n. from {Scalp}.

   {Scalping iron} (Surg.), an instrument used in scraping foul
      and carious bones; a raspatory.

   {Scalping knife}, a knife used by North American Indians in
      scalping.