to be possible, may be, to put on airs, to address one another formally (using voi)
Lei non deve darsi tutte queste arie.
She shouldn't be so full of herself.
Può darsi, ma penso che non mi prenderanno.
That may be, but I don't think they'll catch me.
— I lunedì al sole (2002)
You are required to address each other as “voi.”
— Una giornata particolare (1977)