9 letters · 16 points in Scrabble
noun chimney consisting of a metal pipe of large diameter that is used to connect a stove to a flue
noun a man's hat with a tall crown; usually covered with silk or with beaver fur
originFrom stove + pipe. The firearms sense is due to the trapped cartridge case resembling a stovepipe of the stove sense.
Etymology from Wiktionary, CC BY-SA 3.0