be the done thing

Meaning

1. to be socially acceptable behaviour

In the movies · 40

• You've done the right thing.Last Night in Soho2021
• What have you done, you poor thing?About Time2013
• lorek, dear, I've done a terrible thing.The Golden Compass2007
• I'm almost done. There's one thing left.The Prestige2006
• ...if they've done the right thing.We Are Marshall2006
• Don't trust the right thing done for the wrong reason.Interstellar2014
• If I could just've done the whole thing over and over and over!Babylon2022
• Hell I would ve done the same thingThe Purge: Anarchy2014

Learn it in full scenes

• Interstellar2014
  • The Ghost in Murph's Bookshelf
  • Cooper Stumbles Into Secret NASA
  • Cooper Says Goodbye to Murph

From the same entry

• be done for
• be done for doing
• be done in
• be done with
• a done deal
• done and dusted
• have done with it
• be easier said than done
• be hard done by
• no sooner said than done
• be to do with
• have something, nothing, a lot, to do with