ETYM French, prob. from Prov. French dupe, dube; of unknown origin; equiv. to French huppe hoopoe, a foolish bird, easily caught. Related to Armor. houpérik hoopoe, a man easily deceived. Related to also Gull, Booby.
One who has been deceived or who is easily deceived.
1. To deceive; to trick.
2. To duplicate.