a 'dead battery' = ('Brit') a 'flat battery' [=a battery that has no more electricity]
The operation was performed by a 'battery' of doctors.
He was found guilty of 'battery'.
(..) Monsieur Dumont, you must move your vehicle immediately. I am so sorry, Officer Clouseau. My chair, it won't move. Here's your problem. Your battery cable has come undone. Let me help. Let's see. The positive to the negative. The negative to the positive. There. All right, you are ready to go. (..)2006 The Pink Panther