to wrap up, to pack (for protection)
Quand ta femme rentrera, ça va barder.
When your wife gets home, there's going to be hell to pay.
— Les Lundis au soleil (2002)
Ça a dû barder chez vous, hier soir, hein ?
Things must have been rough at your place last night, huh?
— Les Quatre Cents Coups (1959)