Uther Pendragon Syllabification: (U·ther Pen·drag·on)Pronunciation: /ˈ(y)o͞oTHər penˈdragən/Definition of Uther Pendragon (in Arthurian legend) king of the Britons and father of Arthur. Uther Pendragon in other Oxford dictionaries Definition of Uther Pendragon in the British & World English dictionary