Chichivache

[ chich-uh-vahsh ]
/ ˈtʃɪtʃ əˌvɑʃ /

noun

(in early English literature) a mythical animal, usually depicted as a cow verging on starvation, that existed solely by devouring virtuous women.
Compare Bicorn.

Origin of Chichivache

1350–1400; Middle English < Middle French (north) chichefache thin face, ugly face, monster (hence vache cow, by folk etymology, replacing fache)