manic

adjective

man·​ic ˈma-nik How to pronounce manic (audio)
: affected with, relating to, characterized by, or resulting from mania
had a manic personality
his manic work pace
manic noun
manically adverb

Examples of manic in a Sentence

a manic sense of humor
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.
The eccentric cast of characters around him match his energy nicely, particularly McGinley's genuinely bizarre Walter, whose manic energy is a frequent source of humor. Kelly Lawler, USA Today, 8 Mar. 2026 The manic supercut video (below) features clips from movies and TV shows like Gladiator, Braveheart, Iron Man, Breaking Bad, Deadpool, and Top Gun, and intercuts them with real-life drone strike footage. James Hibberd, HollywoodReporter, 6 Mar. 2026 The most that the film can offer in the way of moral complexity is a subplot revolving around Becket’s late cousin Noah’s girlfriend, a manic pixie dreamgirl called Ruth (Jessica Henwick). Peter Tonguette, The Washington Examiner, 27 Feb. 2026 The manic cat bursts through the door. Daniel Smith, The Atlantic, 27 Feb. 2026 See All Example Sentences for manic

Word History

Etymology

borrowed from Greek manikós "mad, crazy," from manía "madness, frenzy, mania" + -ikos -ic entry 1

First Known Use

circa 1824, in the meaning defined above

Time Traveler
The first known use of manic was circa 1824

Browse Nearby Words

Cite this Entry

“Manic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/manic. Accessed 12 Mar. 2026.

Medical Definition

manic

1 of 2 adjective
man·​ic ˈman-ik How to pronounce manic (audio)
: affected with, relating to, or resembling mania
manically adverb

manic

2 of 2 noun
: an individual affected with mania

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