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'.
(..) The more energy she uses, the more tired she gets. - Like, she flipped the van earlier. - It was awesome. - But she's drained. - Like a bad battery. Well... How do we make her better? We don't. We just have to wait and try again. Well, how long? (..)2016 TvShow: Stranger Things Title: Chapter Seven: The Bathtub Season: 1 Episode 7