horn

/hɔːrn/
noun
  1. A hard, pointed, often curved growth on the heads of some animals such as cattle, goats, and deer.
    • The bull lowered its head and pointed its horn at the matador.
    • Sheep use their horns to fight for dominance in the herd.
    • The ancient helmet was decorated with a goat's horn.
  2. A device that makes a loud warning sound, especially in a vehicle.
    • In some countries, drivers use their horn to say hello.
    • He honked the horn to warn the dog that was crossing the street.
    • The car's horn stopped working, so he had to shout to get attention.
  3. A brass musical instrument that you blow into, often curved with a wide opening at the end.
    • She plays the French horn in the school orchestra.
    • The jazz musician picked up his horn and played a beautiful solo.
    • The hunting horn signaled the start of the race.
  4. A hard, pointed part on the head of some insects or other creatures, used for defense or fighting.
    • Some lizards have a horn on their nose to scare away predators.
    • The horn of a chameleon is actually a soft bump.
    • The rhinoceros beetle has a large horn on its head.
verb
  1. To sound a horn, especially a vehicle's horn.
    • The driver horned twice to let the pedestrians know he was coming.
    • Please don't horn in the middle of the night — it disturbs everyone.
    • She horned loudly when the car in front stopped suddenly.
Synonyms
What does "horn" mean? | whatsthatwordmean | whatsthatwordmean