I'm with you

I'm with you

I agree with you. A: "Ugh, why did we have to get up so darn early?" B: "Hey, I'm with you—I'd rather sleep in. This early wake-up call was all Mom's idea."
Farlex Dictionary of Idioms.

I'm with you.

I agree with you.; I will join with you in doing what you suggest. (With a stress on both landyow.) Sally: I think this old bridge is sort of dangerous. Jane: I'm with you. Let's go back another way. Bob: This restaurant looks horrible. Bill: I'm with you. Want to go somewhere else?
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • bright and early
  • have an early night
  • early doors
  • early bird catches the worm
  • early bird catches the worm, the
  • the early bird catches the worm
  • early bird
  • an early bird
  • hear a pin drop, one/you could
  • oh dark hundred