Recent Examples on the WebBut in both French and English, the descriptor is a calque from the German, whose speakers seem not only to find all the rat kings, but also to be the ones talking nonstop about them. Adrian Daub, Longreads, 13 Dec. 2019
Word History
Etymology
French, literally, copy, from calquer to trace, from Italian calcare to trample, trace, from Latin, to trample — more at caulk