From Longman Dictionary of Contemporary Englishdupedupe1 /djuːp $ duːp/ noun [countable] TRICK/DECEIVEsomeone who is tricked, especially into becoming involved in something illegal
Examples from the Corpus
dupe• Investigators believe Dailey was a dupe for international drug smugglers.• They further felt that Scott and Trist had been the gullible dupes of Santa Anna.• And wretched they were, too, the poor hungry dupes.• Richard's other dupes seem culpably naïve, deceived by false appearances.• You poor dupe, she told herself.• She looked at them, and saw dupes.• Some portray the family as unwitting dupes of conspiracy theorists.• Most of us, frankly, are witless dupes to nature when the question is a baby.dupedupe2 verb [transitive] TRICK/DECEIVEto trick or deceive someonebe duped into doing something Consumers are being duped into buying faulty electronic goods.Grammar Dupe is usually passive.→ See Verb tableExamples from the Corpus
dupe• Women dieters, she realized, had been duped.• If I think the reason for moral thought and action is to realise intrinsically worthwhile states, I have been duped.• Were these held in reserve in case I wouldn't be duped?• Sure, they were duped and deluded.• At least with her young, keen eyes she would have seen that he was being duped by his own nephew.• And not only that, she had compounded her stupidity by allowing herself to be duped by Leo.• The spies duped government and military officials alike.• They had duped her and looted her of her sincerity.• The passion that wakened in me was anger, for I knew then that she had duped me.• The perpetrators of the hoax managed to dupe respectable journalists into printing their story.be duped into doing something• Many elderly people have been duped into buying worthless insurance.Origin dupe1 (1600-1700) French perhaps from Old French huppe type of bird considered stupid 