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
(..) Is the US providing experimental military arms to rebels in Africa? You know with balls like yours. You belong in here. Who's your source on this? A tin foil hat? No, not tin, but it's metal. Fired in the Superman incident. Experts at the Pentagon can't ID it. - We haven't been told the truth. (..)2016 Batman v Superman: Dawn of Justice