maniac

[ mey-nee-ak ]
/ ˈmeɪ niˌæk /

noun

a raving or violently insane person; lunatic.
any intemperate or overly zealous or enthusiastic person: a maniac when it comes to details.

adjective

QUIZZES

QUIZ TIME: TEST YOUR MEMORY OF THE MAY 2020 WORDS OF THE DAY

Let the aeolian gusts transport you back to these popular Words of the Day from the month of May. How many do you remember?
Question 1 of 10
Which of the following words means “to travel or journey, especially to walk on foot”?

Origin of maniac

First recorded in 1595–1605, maniac is from the Medieval Latin word maniacus of, pertaining to madness. See mania, -ac
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for maniac

British Dictionary definitions for maniac

maniac
/ (ˈmeɪnɪˌæk) /

noun

a wild disorderly person
a person who has a great craving or enthusiasm for somethinga football maniac
psychiatry obsolete a person afflicted with mania

Word Origin for maniac

C17: from Late Latin maniacus belonging to madness, from Greek
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for maniac

maniac
[ mānē-ăk′ ]

n.

An insane person.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.