settled, concluded
L'affaire n'est pas encore conclue.
The deal hasn't been finalized yet.
L'affaire conclue, il ne s'agissait plus que de trouver un guide.
With the deal done, all that remained was to find a guide.
Eh bien, l'affaire est conclue !
Well, it’s a done deal!
The deal is done.
Vous me le rendrez une fois notre affaire conclue.
You will return it to me once our deal is concluded.