Source : Webster's Revised Unabridged Dictionary (1913)

Mascot \Mas"cot\, Mascotte \Mas"cotte\, n. [Through French fr.
   Pr. mascot a little sorcerer or magician, mascotto
   witchcraft, sorcery.]
   A person who is supposed to bring good luck to the household
   to which he or she belongs; anything that brings good luck.