Typhoid Mary

noun

plural Typhoid Marys
: one that is by force of circumstances a center from which something undesirable spreads
the Typhoid Marys of the epidemics

Examples of Typhoid Mary in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Regardless, this set off another debate of whether Sink is Rachel Cole Alves, a redheaded Punisher partner, Typhoid Mary, a lower-tier Marvel villain, or Jean Grey, one of the most important X-Men there is. Paul Tassi, Forbes.com, 22 Apr. 2026 Jeb recognized his new Typhoid Mary status with portions of the base and pivoted quickly. W. James Antle Iii, Washington Examiner, 1 Mar. 2023 Here, the Series 4 card in question is Luke Cage, who prevents Typhoid Mary from poisoning your other cards. Paul Tassi, Forbes, 3 Jan. 2023 The same display tells the story of Typhoid Mary, with a subtle sermon buried underneath. Christina Tkacik, baltimoresun.com, 8 Oct. 2021

Word History

Etymology

Typhoid Mary, nickname of Mary Mallon †1938 Irish cook in U.S. who was found to be a typhoid carrier

First Known Use

1931, in the meaning defined above

Time Traveler
The first known use of Typhoid Mary was in 1931

Browse Nearby Words

Cite this Entry

“Typhoid Mary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Typhoid%20Mary. Accessed 28 Jul. 2026.

More from Merriam-Webster on Typhoid Mary

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster