Hume, David Syllabification: (Hume, David)Pronunciation: /hyo͞om/Definition of Hume, David (1711–76), Scottish philosopher, economist, and historian. He rejected the possibility of certainty in knowledge. Notable works: A Treatise of Human Nature (1739–40) and History of England (1754–62). Derivatives HumeanPronunciation: /ˈhyo͞omēən/ adjective & noun Hume, David in other Oxford dictionaries Definition of Hume, David in the British & World English dictionary