have it in you

have it in (one)

To have or possess a specific skill or trait. Wow, Alice is a beautiful singer—I didn't know she had it in her. Honestly, I'm not sure he has it in him to deal with this.
See also: have
Farlex Dictionary of Idioms.

have it ˈin you (to do something)

have the unexpected ability, determination, courage, etc. to do something: She managed to finish the crossword all on her own! I didn’t know she had it in her!
See also: have
Farlex Partner Idioms Dictionary
See also:
  • have it in (one)
  • have it in (one) to (do something)
  • have it in one
  • have it in one to do
  • have it in you to do something
  • have something to offer
  • have (something) to offer
  • be every inch a/the (something)
  • every inch the (something)
  • inherit from