Meaning of crazy In English

• 0 stupid or not reasonable:

  • It's a crazy idea.

  • You're crazy to buy a house without seeing it.

  • I seriously think she'll go crazy if she doesn't have a holiday soon.

• 1 annoyed or angry:

  • The constant noise drove me crazy (= made me become angry).

• 2 a person who is crazy:

  • There are a lot of crazies out there.

• 3 very strange or foolish:

  • She’s the craziest person I’ve ever met.

  • [ + to infinitive ] You’re crazy to rent the place without seeing it first.

  • The constant whine of the machine nearly drove (= made) me crazy.

  • I think she’ll go (= become) crazy if she doesn’t take a vacation soon.

• 4 a person who acts in a strange or threatening way, esp. one who is mentally ill:

  • Are we talking about a bunch of crazies or about a legitimate military force?