downfall Syllabification: (down·fall)Pronunciation: /ˈdounˌfôl/Translate downfall | into French | into German | into Italian | into Spanish Definition of downfall noun a loss of power, prosperity, or status:the crisis led to the downfall of the government the cause of a downfall:his intractability will prove to be his downfalldownfall in other Oxford dictionaries Definition of downfall in the British & World English dictionary