hallmark Pronunciation: /ˈhɔːlmɑːk/Translate hallmark | into German | into Italian | into Spanish French translation of hallmarkA. n 1 (GB) (on metal) poinçon (m) 2 (typical feature) caractéristique (f)B. vtr poinçonner to be hallmarked = porter un poinçonhallmark in other Oxford dictionaries Definition of hallmark in the British & World English dictionary Definition of hallmark in the US English dictionary