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crazy

[krey-zee] /ˈkreɪ zi/
adjective, crazier, craziest.
1.
mentally deranged; demented; insane.
2.
senseless; impractical; totally unsound:
a crazy scheme.
3.
Informal. intensely enthusiastic; passionately excited:
crazy about baseball.
4.
Informal. very enamored or infatuated (usually followed by about):
He was crazy about her.
5.
Informal. intensely anxious or eager; impatient:
I'm crazy to try those new skis.
6.
Informal. unusual; bizarre; singular:
She always wears a crazy hat.
7.
Slang. wonderful; excellent; perfect:
That's crazy, man, crazy.
8.
likely to break or fall to pieces.
9.
weak, infirm, or sickly.
10.
having an unusual, unexpected, or random quality, behavior, result, pattern, etc.:
a crazy reel that spins in either direction.
noun, plural crazies.
11.
Slang. an unpredictable, nonconforming person; oddball:
a house full of crazies who wear weird clothes and come in at all hours.
12.
the crazies, Slang. a sense of extreme unease, nervousness, or panic; extreme jitters:
The crew was starting to get the crazies from being cooped up belowdecks for so long.
Idioms
13.
like crazy,
  1. Slang. with great enthusiasm or energy; to an extreme:
    We shopped like crazy and bought all our Christmas gifts in one afternoon.
  2. with great speed or recklessness:
    He drives like crazy once he's out on the highway.
Origin
1570-1580
1570-80; craze + -y1
Related forms
crazily, adverb
craziness, noun
half-crazy, adjective
Synonyms
1. crazed, lunatic. See mad. 2. foolish, imprudent, foolhardy. 8. rickety, shaky, tottering.
Antonyms
1. sane. 3. calm, dispassionate. 8. stable. 9. strong; healthy.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for crazy
  • He almost became crazy, thinking he was going to faint and would not be able to walk.
  • Movies, it's still crazy, but it's an acceptable amount of crazy.
  • When he told them what he was doing, the matriarch declared him crazy.
  • Four were loaded on the donkey's back, secured in a crazy jumble by a tangle of plastic twine and bungee cords.
  • Genius is the ability to hold two contradictory truths in the mind at the same time without going crazy.
  • The hunters eyed the crazy green zigzag with fascination.
  • But a new study shows that they're really not crazy about something even smaller: ants.
  • Some marsupials are as crazy for truffles as some humans are.
  • Perhaps children should also be educated about our crazy economic system.
  • In order for a frog to morph into a lizard, it is going to need its genes to do some pretty wild and crazy productive mutations.
British Dictionary definitions for crazy

crazy

/ˈkreɪzɪ/
adjective -zier, -ziest
1.
(informal) insane
2.
fantastic; strange; ridiculous: a crazy dream
3.
(postpositive; foll by about or over) (informal) extremely fond (of)
4.
(slang) very good or excellent
noun (pl) crazies
5.
(informal) a crazy person
Derived Forms
crazily, adverb
craziness, noun
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
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Word Origin and History for crazy
adj.

1570s, "diseased, sickly," from craze + -y (2). Meaning "full of cracks or flaws" is from 1580s; that of "of unsound mind, or behaving as so" is from 1610s. Jazz slang sense "cool, exciting" attested by 1927. To drive (someone) crazy is attested by 1873. Phrase crazy like a fox recorded from 1935. Crazy Horse, Teton Lakhota (Siouan) war leader (d.1877) translates thašuka witko, literally "his horse is crazy."

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for crazy

crazy

adjective

Excellent; splendid; cool: If you like a guy or gal, they're cool. If they are real fat, real crazy, naturally they're real cool (1940s+ Jazz musicians)

noun

An insane or eccentric person; loony: We're going to prevent the right-wing crazies from bombing and destroying (1867+)

Related Terms

like crazy, stir-crazy


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Idioms and Phrases with crazy
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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