leave in hands

leave (someone or something) in (one's) hands

To allow one to have control, authority, or responsibility over someone or something. We're leaving the kids in my mother-in-law's hands while we're in Barcelona. I'm getting too old to run this business anymore, Jake—I'm ready to leave it in your hands.
See also: hand, leave
Farlex Dictionary of Idioms.

leave someone or something in one's hands

Fig. to give one control of or responsibility for someone or something. You left the whole project in my hands! I have to leave the care of baby in your hands while I go to the doctor.
See also: hand, leave
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • leave (someone or something) in (one's) hands
  • leave (someone or something) in the hands of (one)
  • link together (with someone or something)
  • while we're young
  • be up to (one's) ears in (something)
  • be up to your ears in something
  • up to (one's) ears in (something)
  • up to ears
  • up to one’s ears
  • up to one's ears