a writer with a 'tin ear' for dialogue [=who writes dialogue that does not sound real]
My wife is a talented musician, but I have a 'tin ear'.
a 'tin' of biscuits/tobacco
(..) DOC: Get in! Yes! MARTY: There he is, Doc! - Let's land on him and cripple his car. - That's a ' Ford. We're a DeLorean. DOC: He'll rip us like tin foil. - So what do we do? - I have a plan. RADIO: RADIO: - Shit. (..)1989 Back to the Future Part II