en.wiktionary.orgöo - Wiktionary, the free dictionary From Wiktionary, the free dictionary From Latin aurum (“gold”). IPA(key): /ˈɔːu/ öo m (invariable) gold (heavy yellow elemental metal of great value) July–September 2010, Ezio Baglini, I Grìffi: da seu stöia in A Compagna, Brigati Glauco, page 11: Òpûre, i grìffi én i defensoî de l’öo, intéizo cómme spiritoâle.