vol-au-vent Syllabification: (vol-au-vent)Pronunciation: /ˌvôl ō ˈvän/Definition of vol-au-vent noun a small round case of puff pastry filled with a savory mixture, typically of meat or fish in a richly flavored sauce. Origin:French, literally 'flight in the wind'vol-au-vent in other Oxford dictionaries Definition of vol-au-vent in the British & World English dictionary