[ee-day-FEEKS]

noun

An idea that dominates the mind; a fixed idea; an obsession.

My neighbor dwelt on the idee fixe that the government wanted to castrate him so he killed his family and torched his house.

Cite this Entry

Modern Language Association (MLA Style)

“Idee fixe.” The Effin’ Word, The Effin’ Word, https://effinwords.com/dictionary/idee-fixe. Accessed 15 Nov. 2026.

The Effin’ Word, s.v. “idee fixe”, accessed November 15, 2026, https://effinwords.com/dictionary/idee-fixe.

The Effin’ Word. (n.d.). Idee fixe. In The Effin’ Word. Retrieved November 15, 2026, from https://effinwords.com/dictionary/idee-fixe

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