E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Yvetot (pron. Eve-tó).
The King of Yvetot. Yvetot is a town in Normandy, and the king referred to is the lord of the town, called roi dYvetot in old chronicles. The tradition is that Clotaire, son of Clovis, having slain Gaulthier, lord of Yvetot, before the high altar of Soissons, made atonement by conferring the title of king on the heirs of the murdered man.