ventousePronunciation: /ˈvɛntuːs/Definition of ventouse noun Medicine a cup-shaped suction device applied to the baby’s head in childbirth, to assist the birth: [as modifier]:ventouse extractionOrigin: 1960s: from French, literally 'cupping-glass', based on Latin ventus 'wind'ventouse in other Oxford dictionaries Definition of ventouse in the US English dictionary