Definition from Wiktionary, the free dictionary
From Middle High German kūz, kūze, from Old High German *kūz, from Proto-Germanic *kūts (“bird of prey”), from Proto-Indo-European *gū- (“to cry, screech”). Cognate with Old English cȳta (“kite, bittern”). See kite.
- an owl species. (Käuze include the genera Aegolius and Strix, among others)
- a crank, odd fellow, codger
Declension of Kauz
- Kauz in Duden online