"the Harris tweed"
Harris Tweed
Public DomainHarris Tweed - Credit: PKM

A woollen cloth originally handwoven on the Isle of Harris in Scotland's Outer Hebrides. In Ireland, a similar tweed is woven in Donegal.

Dan Brown's hero in The Da Vinci Code, Robert Langdon, wears Harris Tweed, as does Agatha Christie's amateur detective, Miss Marple.