horn Pronunciation: /hɔːn/Translate horn | into German | into Italian | into Spanish French translation of hornn 1 (of animal, snail) corne (f) 2 [Mus] cor (m) 3 (of car) klaxon® (m); (of ship) sirène (f)horn in other Oxford dictionaries Definition of horn in the British & World English dictionary Definition of horn in the US English dictionary