Definition Of maniac


a person exhibiting extreme symptoms of wild behavior, especially when violent and dangerous.

a homicidal maniac

forming nouns corresponding to words ending in -mania.


Example Of maniac

  • a gambling maniac

  • a homicidal maniac

  • a religious maniac

  • And they didn't do so out of some maniacal drive to accumulate a big pile of cash.

  • ‘Yes, and I'm laughing like a maniac , too,’ Selas growled in response.

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