crazy

[ krey-zee ]
/ ˈkreɪ zi /

adjective, cra·zi·er, cra·zi·est.

noun, plural cra·zies.

Slang. an unpredictable, nonconforming person; oddball: a house full of crazies who wear weird clothes and come in at all hours.
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 for crazy

    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

SYNONYMS FOR crazy

1 crazed, lunatic. See mad.
2 foolish, imprudent, foolhardy.
8 rickety, shaky, tottering.

OTHER WORDS FROM crazy

cra·zi·ly, adverbcra·zi·ness, nounhalf-cra·zy, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for crazy

British Dictionary definitions for crazy

crazy
/ (ˈkreɪzɪ) /

adjective -zier or -ziest

informal insane
fantastic; strange; ridiculousa crazy dream
(postpositive; foll by about or over) informal extremely fond (of)
slang very good or excellent

noun plural crazies

informal a crazy person

Derived forms of crazy

crazily, 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

Idioms and Phrases with crazy

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.