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Definitions

lunatic

[loo-nuh-tik] / ˈlu nə tɪk /




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.

That is a deliberate choice, says Tracy, because Teddy is not -- or at least not just -- a lunatic.

From Barron's • Mar. 1, 2026

That Tomás, who has already survived the Great Hunger as well as a cruel workhouse, isn’t already a lunatic is perhaps less fantastical than the plot itself at times.

From Los Angeles Times • Jan. 30, 2026

Social media can efficiently make any lunatic theory an ineradicable and ever-evolving virus.

From The Wall Street Journal • Jan. 9, 2026

"I'm not a lunatic," Bellamy said after topping Wales' Nations League group last year.

From BBC • Oct. 6, 2025

“That ole man lunatic, he’s so proud of our boat, and he’ll have to go all by himself all the way down a bunch of winding rivers.”

From "Ruby Holler" by Sharon Creech