Horn

1. A noisemaker (as at parties or games) that makes a loud noise when you blow through it.
2. One of the bony outgrowths on the heads of certain animals such as deer and goats.
3. A noise made by the driver of an automobile to give warning.
5. A brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves.

Shown is a deer with horns.