- An example of crazy is an idea that makes absolutely no sense.
- An example of crazy is a person who is in a mental hospital and who is yelling, hallucinating and otherwise acting like they are insane.
The definition of crazy is someone or something that is insane or not mentally sound.
- having flaws or cracks
- shaky or rickety; unsound
- Informal: now usually regarded as a demeaning or offensive use
- unsound of mind; mentally unbalanced or deranged; psychopathic; insane
- of or for an insane person
- temporarily unbalanced, as with great excitement or rage
- Informal foolish, wild, fantastic, etc.; not sensible: a crazy idea
- Informal very enthusiastic or eager: crazy about the movies
Origin of crazy; from craze
Slang used to express approval, pleasure, wonder, etc.: now rare
Slang an eccentric or mentally unbalanced person
Informal with great energy, intensity, etc.; without restraint
- Mentally deranged.
- Informal Departing from proportion or moderation, especially:a. Possessed by enthusiasm or excitement: The crowd at the game went crazy.b. Immoderately fond; infatuated: was crazy about boys.c. Intensely involved or preoccupied: is crazy about cars and racing.d. Foolish or impractical; senseless: a crazy scheme for making quick money.
One who is or appears to be mentally deranged: “To them she is not a brusque crazy, but ‘appropriately passionate’” (Mary McGrory).
(comparative crazier, superlative craziest)
- Insane; lunatic; demented.
- His ideas were both frightening and crazy.
- Out of control.
- When she gets on the motorcycle she goes crazy.
- Overly excited or enthusiastic.
- He went crazy when he won.
- In love; experiencing romantic feelings.
- Why is she so crazy about him?
- (informal) Unexpected; surprising.
- The game had a crazy ending
- Characterized by weakness or feebleness; decrepit; broken; falling to decay; shaky; unsafe.
(comparative more crazy, superlative most crazy)
- From EtymOnline: 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, lit. "his horse is crazy."