"dejected, sad, gloomy," c.1200, drupie, perhaps from droop, perhaps from Old Norse drupr "drooping spirits, faintness."
Entries linking to droopy
droop v.
c. 1300, droupen, "to sink or hang down; be downcast or sad," from Old Norse drupa "to drop, sink, hang (the head)," related to Old English dropian "to drop" (see drop (v.)). Related: Drooped; drooping. As a noun, "act of drooping," from 1640s.