tirer au clair

clarify; get to the bottom of something

→ tirer
phrase Rare #52,547
clarify; get to the bottom of something Often used with a situation or matter. The full construction is tirer quelque chose au clair, meaning to clear it up or investigate it until it is understood.
FR: Nous devons tirer au clair cette affaire.
EN: We need to get to the bottom of this matter.