The meaning of crazy is not mentally sound Marked by thought or action that lacks reason How to use crazy in a sentence. If you describe someone or something as crazy, you think they are very foolish or strange. Crazy (comparative crazier, superlative craziest) of unsound mind [from 17th c.] synonym quotations synonyms
Insane his ideas were both frightening and crazy. One who is or appears to be mentally deranged To them she is not a brusque crazy, but 'appropriately passionate' (mary mcgrory). Definition of crazy adjective in oxford advanced american dictionary Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. See examples of crazy used in a sentence.
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