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'.
(..) - A friend? - Not a friend. Uh... uh... Uh, someone like a... Nancy. Hold on, I'll be right back. Stay here. Go! You two, on me. This will charge your battery right up, I'm telling you. - Guys! Guys! - What is it? They found us. We know they're here. Be advised, west side of the building is clear. (..)2016 TvShow: Stranger Things Title: Chapter Eight: The Upside Down Season: 1 Episode 8