• (n.) One who defrauds; a cheat; an embezzler; a peculator.
De·fraud'er noun One who defrauds; a cheat; an embezzler; a peculator. 
defrauder Any one who defrauds; that is, someone who takes from another his right, or others of their rights, by deception, or who withholds what is due; a cheat; an embezzler.