Source : Webster's Revised Unabridged Dictionary (1913)

Prestidigitator \Pres`ti*dig"i*ta`tor\, n. [L. praesto ready +
   digitus finger: cf. F. prestidigitateur.]
   One skilled in legerdemain or sleight of hand; a juggler.

Source : WordNet®

prestidigitator
     n : someone who performs magic tricks to amuse an audience [syn:
          {magician}, {conjurer}, {conjuror}, {illusionist}]