be crazy about

Meaning

To love, like, or be extremely enthusiastic about someone or something. In relationships, it means you are deeply infatuated with or in love with someone. It is a very common, casual, and warm expression.

Examples

• He is absolutely crazy about his new girlfriend and talks about her all the time.

  He is absolutely crazy about his new girlfriend and talks about her all the time.

• I can tell she is crazy about you by the way she looks at you.

  I can tell she is crazy about you by the way she looks at you.

• They've been dating for a month, and they are still crazy about each other.

  They've been dating for a month, and they are still crazy about each other.

• My brother is crazy about that girl from his history class, but he's too shy to talk to her.

  My brother is crazy about that girl from his history class, but he's too shy to talk to her.

• You must be crazy about him if you're willing to move to another city.

  You must be crazy about him if you're willing to move to another city.

Common Mistakes

• ✗ She is crazy for him.

  ✓ She is crazy about him.

  While 'crazy for' is sometimes heard in songs, 'crazy about' is the standard, most natural preposition used for romantic infatuation in daily conversation.

• ✗ He is crazy with his new girlfriend.

  ✓ He is crazy about his new girlfriend.

  Do not use the preposition 'with' here; the correct collocated preposition is always 'about'.

Related Expressions

Practice

• He is completely ___ his classmate and can't stop thinking about her.

  💡 deeply infatuated with

  Show answer

  crazy about

• They have been married for ten years and are still ___ each other.

  💡 very much in love with

  Show answer

  crazy about