Source : Webster's Revised Unabridged Dictionary (1913)

Cham \Cham\, v. t. [See {Chap}.]
   To chew. [Obs. or Prov. Eng.] --Sir T. More.

Cham \Cham\, n. [See {Khan}.]
   The sovereign prince of Tartary; -- now usually written
   {khan}. --Shak.