• IPA: /ˈkɹeɪzi/

crazy (comparative crazier, superlative craziest)

1. (obsolete) Flawed or damaged; unsound, liable to break apart. [16th–19th c.]
   • 18, Thomas Babington Macaulay, chapter 3, in The History of England from the Accession of James the Second, volume (please specify ), London: Longman, Brown, Green, and Longmans, OCLC 1069526323 ↗:

   • They […] got a crazy boat to carry them to the island.

2. (obsolete) Sickly, frail; diseased. [16th–19th c.]
   • 1663, Samuel Butler, Hudibras

     Over moist and crazy brains.

   • One of great riches, but a crazy constitution.

   • c. 1793, Edward Gibbon, Memoirs, Penguin 1990, p. 61:

     My poor aunt has often told me […] how long she herself was apprehensive lest my crazy frame, which is now of common shape, should remain for ever crooked and deformed.

3. Of unsound mind; insane, demented. [from 17th c.]

   His ideas were both frightening and crazy.

4. Out of control.

   When she gets on the motorcycle she goes crazy.

5. Very excited or enthusiastic.
   • 1864, R. B. Kimball, Was He Successful?

     The girls were crazy to be introduced to him.

   He went crazy when he won.
6. In love; experiencing romantic feelings.

   Why is she so crazy about him?

7. (informal) Very unexpected; wildly surprising.

   The game had a crazy ending.

• Thesaurus:insane
• (out of control) off the chain, nutso
• (insane; lunatic; demented) deranged, loco, nutso, zany

• French: avoir une araignée au plafond, chtarbé, dérangé, dingo, fou, taré
• German: verrückt
• Italian: pazzo, matto
• Portuguese: louco, maluco, doido
• Russian: сумасше́дший
• Spanish: loco, colgado, sonado, trastornado, tronado, zumbado, orate, chalado, tarambana

• French: fou
• German: verrückt
• Portuguese: louco, doido
• Russian: сумасше́дший
• Spanish: loco, desquiciado

crazy

1. (slang) Very, extremely.

   That trick was crazy good.

• Russian: обалде́нно

crazy

1. An insane or eccentric person; a crackpot.
   • 2011 Allen Gregory, "Pilot" (season 1, episode 1):

     Allen Gregory DeLongpre: Now drink up, you knuckleheads! Have a blast! It's our night, you crazies! Chloe, where are you?

2. (slang, uncountable) Eccentric behaviour; lunacy.

• (insane or eccentric person) lunatic, mad man, nut ball, nut case, nutso, psychopath

• French: fou, folle
• Portuguese: louco
• Russian: сумасше́дший