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English definition of “horn”

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horn

noun  /hɔrn/ us  

horn noun (ANIMAL)

[C/U] a hard, pointed part, usually one of a pair, on the head of cows, goats, and other animals

horn noun (MUSIC)

[C/U] any of various musical instruments consisting of a long curved metal tube that is narrow at the end you blow into and wider at the other end, or this type of instrument generally

horn noun (VEHICLE)

[C] a device on a vehicle that is used to make a loud sound as a warning or signal: Angry drivers were honking their horns.
(Definition of horn from the Cambridge Academic Content Dictionary © Cambridge University Press)
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