Dutch Etymology Compound of vogel + kooi. Pronunciation IPA(key): /ˈvoː.ɣəlˌkoːi̯/ Audio:(file) Hyphenation: vo‧gel‧kooi Noun vogelkooi f (plural vogelkooien, diminutive vogelkooitje n) a birdcageWikiwand - on Seamless Wikipedia browsing. On steroids.