Definitions

from The Century Dictionary.

  • noun One who dupes or deceives; a cheat; a swindler.

from the GNU version of the Collaborative International Dictionary of English.

  • noun One who dupes another.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a person who dupes another

Etymologies

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Examples

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  • Simultaneously covering the likelihood of the letter being from a duper and the unlikely contingency of its being the work of a bona fide lunatic, the scarcely-known poet replied...

    - Peter Reading, Mystery Story, from Fiction, 1979

    June 26, 2008