Definition of spread-eagleist in English:
spread-eagleist
(also spread-eaglist)
noun ˌsprɛdˈiːɡ(ə)lɪstˈsprɛdiːɡ(ə)lɪstˌsprɛdˈiːɡlɪst
A person characterized by spread-eagleism.
Origin
Late 19th century; earliest use found in Scribner's Monthly. From spread eagle + -ist, after spread-eagleism.