DUPE, noun [See the verb.] A person who is deceived; or one easily led astray by his credulity; as the dupe of a party. DUPE, verb transitive To deceive; to trick; to mislead by imposing on ones credulity; as, to be duped by flattery.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI