Mid 17th century; earliest use found in Philemon Holland (1552–1637), translator. From post-classical Latin quincurion-, quincurio from classical Latin quīnque five + -uriō (in decuriō).
Definition of quincurion in US English:
quincurion
nounkwɪŋˈkjʊərɪən
rare
The leader of a division of five men.
Origin
Mid 17th century; earliest use found in Philemon Holland (1552–1637), translator. From post-classical Latin quincurion-, quincurio from classical Latin quīnque five + -uriō (in decuriō).