Zollstock

Etymology 1
18th century, from 🇰🇲. Compare equivalent 🇨🇬.

Noun

 * 1) rule; folding rule; yardstick; meter stick strip of wood or other hard material, typically foldable, for measuring length, regardless of the measure system used

Etymology 2
From a word for a tollhouse, from.

Proper noun

 * 1) Zollstock, a district of Cologne.