The meaning of CRAZY is not mentally sound : marked by thought or action that lacks reason : insane —not used technically. How to use crazy in a sentence.

Crazy can also mean behaving in a strange way esp. because of stress, as if you are mentally ill:

One who is or appears to be mentally deranged: "To them she is not a brusque crazy, but 'appropriately passionate'" (Mary McGrory).

If you describe someone or something as crazy, you think they are very foolish or strange.

Definition of crazy adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

CRAZY definition: mentally deranged; demented; insane. See examples of crazy used in a sentence.

" Crazy " is a song written by Willie Nelson and popularized by Patsy Cline in 1961. Nelson wrote the song while living in Houston, working for Pappy Daily 's label D Records.