folie à deux

noun

fo·​lie à deux fȯ-lē-ä-ˈdœ How to pronounce folie à deux (audio)
ˌfä-lē-ˌä-ˈdər,
-ˈdə How to pronounce folie à deux (audio)
: the presence of the same or similar delusional ideas in two persons closely associated with one another

Examples of folie à deux in a Sentence

Recent Examples on the Web There's a moment late in the play when Hinkypunk's Solange gets a glimpse beyond her folie a deux, recognizes the inevitability of what's to come next for her and her little sister, and gives in to it. Tony Adler, Chicago Reader, 27 June 2018 The term folie a deux refers to two individuals who plan and commit crimes that neither would concoct on their own — the basis for (fact-based) movies like Hitchcock’s Rope, or Peter Jackson’s Heavenly Creatures. Gary Thompson, Philly.com, 7 Mar. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'folie à deux.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French, literally, double madness

First Known Use

circa 1892, in the meaning defined above

Time Traveler
The first known use of folie à deux was circa 1892

Dictionary Entries Near folie à deux

Cite this Entry

“Folie à deux.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/folie%20%C3%A0%20deux. Accessed 2 Mar. 2024.

Medical Definition

folie à deux

noun
-(ˌ)ä-ˈdœ̅, -ˈdə
plural folies à deux
ˌfō-ˈlē(z)-(ˌ)ä-
: the presence of the same or similar delusional ideas in two persons closely associated with one another
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