We add new games every day See ‘meaning & use’ for definitions, usage, and quotation evidence. The meaning of crazy is not mentally sound
Marked by thought or action that lacks reason There are 17 meanings listed in oed's entry for the adjective crazy, two of which are labelled obsolete, and one of which is considered offensive If you describe someone or something as crazy, you think they are very foolish or strange.
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.