do/join battle

do battle

To fight or argue with someone or something. Once politics are mentioned at family dinners, everyone starts doing battle. Oh, I've done battle with the principal about my curriculum many times before—I'm not worried.
See also: battle
Farlex Dictionary of Idioms.

join battle

If you join battle with someone, you decide that you will try to defeat them in an argument or contest. Carter led the challenge against the Prime Minister and now finds himself joining battle with two of the party's most admired figures. European finance ministers will join battle this weekend in a new row over who should represent the Euro on the international stage.
See also: battle, join
Collins COBUILD Idioms Dictionary, 3rd ed.

do/join ˈbattle (with somebody)

fight, compete or argue (with somebody): A group of local parents have decided to join battle with the council about their decision to close two of the town’s schools.
See also: battle, join
Farlex Partner Idioms Dictionary
See also:
  • do battle
  • pitched battle
  • pitched battle, a
  • a pitched battle
  • battle of the bulge
  • bulge
  • draw (the) battle lines
  • running battle
  • a running battle
  • half the battle