a person who mars or defeats a plot, design, or project by meddling.

Origin of marplot

First recorded in 1700–10; mar + plot Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for marplot

Historical Examples of marplot

  • I'm sorry to be such a marplot, but you can take it out in quizzing me after I'm gone.

    Rose in Bloom

    Louisa May Alcott

  • Marplot, an officious bungler, who spoils everything he interferes with.

    The Slang Dictionary

    John Camden Hotten

  • Our only marplot has been laid by the heels at the very nick of time.

    Cripps, the Carrier

    R. D. (Richard Doddridge) Blackmore

  • Did Ralston know that he had been considered a sort of marplot?

  • “And I have been the marplot to spoil this merry company,” said Mr. Owen contritely.

    Peggy Owen and Liberty

    Lucy Foster Madison