crazy

[krey-zee]
See more synonyms for crazy on Thesaurus.com
adjective, cra·zi·er, cra·zi·est.
  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 cra·zies.
  1. Slang. an unpredictable, nonconforming person; oddball: a house full of crazies who wear weird clothes and come in at all hours.
  2. 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
  1. 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 of crazy

First recorded in 1570–80; craze + -y1
Related formscra·zi·ly, adverbcra·zi·ness, nounhalf-cra·zy, adjective

Synonyms for crazy

See more synonyms for on Thesaurus.com
1. crazed, lunatic. See mad. 2. foolish, imprudent, foolhardy. 8. rickety, shaky, tottering.

Antonyms for crazy

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for craziness

Contemporary Examples of craziness

Historical Examples of craziness

  • But I know it is all foolishness, as well as you do, all craziness.

    Questionable Shapes

    William Dean Howells

  • Take a hundred or two or three and panic them all, and there's no limit to their craziness!

    Pariah Planet

    Murray Leinster

  • But this ain't reason—it's what I called it in the beginnin', craziness.

    Mary-'Gusta

    Joseph C. Lincoln

  • He stood muttering to himself of his friend and his craziness.

    Erik Dorn

    Ben Hecht

  • “Which is mostly a form of craziness,” observed Seth, quite unruffled.


British Dictionary definitions for craziness

crazy

adjective -zier or -ziest
  1. informal insane
  2. fantastic; strange; ridiculousa crazy dream
  3. (postpositive; foll by about or over) informal extremely fond (of)
  4. slang very good or excellent
noun plural crazies
  1. informal a crazy person
Derived Formscrazily, adverbcraziness, 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

Word Origin and History for craziness
n.

c.1600, "infirmity," from crazy + -ness. Meaning "state of being flawed or damaged" is from 1660s; that of mental unsoundness" is from 1755.

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

Idioms and Phrases with craziness

crazy

In addition to the idioms beginning with crazy

  • crazy about, be
  • crazy like a fox

also see:

  • drive someone crazy
  • like crazy
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.