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crazy

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adjective informal British English pronunciation: crazy /ˈkreɪzi/ 
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adjectivecrazy
comparativecrazier
superlativecraziest
 
  1. not at all sensible or practical

    It's crazy. Who would do a thing like that?

    Maybe Lou's idea wasn't so crazy after all.

    They were offering him crazy amounts of money.

    be crazy to do something:

    She knew she would be completely crazy to refuse.

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