Jayhawker
[ jey-haw-ker ]
/ ˈdʒeɪˌhɔ kər /
noun
a native or inhabitant of Kansas (used as a nickname).
(sometimes lowercase)
a plundering marauder, especially one of the antislavery guerrillas in Kansas, Missouri, and other border states before and during the Civil War.
Origin of Jayhawker
An Americanism dating back to 1855–60; of uncertain origin