in concert with (someone)

in concert with (someone)

Together with someone; in cooperation with someone. You'll need to work in concert with my file clerk to sort through all this paperwork. The local police department has been investigating in concert with federal agencies.
See also: concert
Farlex Dictionary of Idioms.
See also:
  • accompany (one) on a/(one's) journey
  • accompany on a journey
  • a dog in the manger
  • a stranger to (someone or something)
  • be out of (one's) league
  • be out of somebody's league
  • be in bad with (someone)
  • (one) puts (one's) pants on one leg at a time
  • bargain
  • bargain for (someone or something) with (someone)