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Definitions

maniacal

[muh-nahy-uh-kuhl] / məˈnaɪ ə kəl /
ADJECTIVE
insane
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He also put a maniacal focus on Apple’s supply chain, owing to his prior stint as the company’s chief operating officer.

From MarketWatch • Apr. 20, 2026

We should only expect more maniacal threats as time goes on.

From Slate • Apr. 11, 2026

O’Leary, who is maniacal about keeping costs down, didn’t want to add Starlink because of the fuel penalty.

From Barron's • Jan. 21, 2026

By relying on a rigorous cadence—clear roles for containment, crisp communications and a maniacal mission focus—we didn’t just survive; we turned a skeptic into a raging fan.

From The Wall Street Journal • Jan. 17, 2026

As if I had just uttered the joke of the century, the teacher burst into peals of maniacal laughter.

From "Kaffir Boy: An Autobiography" by Mark Mathabane




Vocabulary lists containing maniacal