1. A hard permanent outgrowth, often curved and pointed, found in pairs on the heads of cattle, sheep, goats, giraffes, etc. and consisting of a core of bone encased in keratinized skin.
2. The substance of which horns are composed.
3. (Of an animal) butt or gore with the horns.
4. A device sounding a warning or other signal.
Plural noun: Horns.
Verb forms: Horn, Horned, Horned.
1. Do not blow the horn over here.
2. Moraines can create a horn.