ma·ni·a·cal | \mə-ˈnī-ə-kəl \
variants: or less commonly maniac \ˈmā-nē-ˌak \

Definition of maniacal 

1 : affected with or suggestive of madness maniacal laughter maniacal energy a maniacal killer

2 : characterized by ungovernable excitement or frenzy : frantic a maniacal mob maniacal fans

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Other Words from maniacal

maniacally \mə-ˈnī-ə-k(ə-)lē \ adverb

Examples of maniacal in a Sentence

the movie's villain was a just a clichéd axe-wielding nutcase with a maniacal laugh

Recent Examples on the Web

The discovery of all 12 boys alive brought with it joy and a maniacal focus on rescue. David Grossman, Popular Mechanics, "All 12 Thai Boys Rescued From Cave," 10 July 2018 But when the group is radically misdirected by a seriously Super-Villain and his maniacal plan to take over the Earth, things really go awry. Milwaukee Journal Sentinel, "Advance Movie Screening for the Family," 2 July 2018 Hardy and Wyatt cut an entertaining promo on Raw, and Wyatt connected Hardy’s contagious maniacal laughing to the contagious aspects of fear. Justin Barrasso,, "The Week in Wrestling: Tama Tonga Says Bullet Club Civil War ‘Has Been a Long Time Coming’," 11 July 2018 Como, the once maniacal, me-hating escape artist, settled into a serene and even affectionate middle age, his morning bed visits and metronomic tail wags for food and walks and nightly treats a steady backbeat to our empty-nest life. Steven Winn,, "A loving family remembers the zeitgeist of Como the dog," 2 July 2018 This was most evident in how participants discussed medieval religion with disdain, often envisioning illiterate people universally believing whatever came from a maniacal Catholic Church, even when a film conflicted with this notion. Scott Manning,, "Paul B. Sturtevant's 'Middle Ages': Learning a little history from popular culture," 1 May 2018 Amendola insisted this week, when asked about his borderline-maniacal drive for perfection. Adam H. Beasley, miamiherald, "The Patriot Way or simply Amendola's Way? Either way, Danny's got an edge," 1 June 2018 Every name would be on it but that of Rev. Jim Jones, the maniacal Peoples Temple leader who ordered the gruesome suicide-murder Nov. 18, 1978. Johnny Miller, San Francisco Chronicle, "Rockers rebuffed over RFK wake," 6 June 2018 So, remember how Bernard was hanging out in The Cradle with a maniacal, monologuing Ford? Kayleigh Roberts, Marie Claire, "All the Most WTF Moments in 'Westworld' Season 2, Episode 7, Ranked," 4 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'maniacal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of maniacal

1526, in the meaning defined at sense 1

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Phrases Related to maniacal

like a maniac

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Time Traveler for maniacal

The first known use of maniacal was in 1526

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More Definitions for maniacal


ma·ni·a·cal | \mə-ˈnī-ə-kəl \
variants: also maniac \ˈmā-nē-ak \

Medical Definition of maniacal 

: manic

Other Words from maniacal

maniacally \mə-ˈnī-ə-k(ə-)lē \ adverb

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Comments on maniacal

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