Knackwurst hanging from a hook.
knackwurst definition by Webster's New World
Origin: German ; from knacken, to crack, burst (prob. ultimately akin to Indo-European base an unverified form gneuĝ-, from source knock) plush wurst, sausage
knackwurst definition by American Heritage Dictionary
Origin: German Knackwurst : knacken, to crack (from Middle High German, of imitative origin) + Wurst, sausage; see wurst.