brass


1.

A yellowish alloy of copper and zinc, sometimes including small amounts of other metals, but usually 67 percent copper and 33 percent zinc.Ornaments, objects, or utensils made of this alloy.

Music

2. A wind instrument, such as the French horn or the trombone, made of brass or other metal. Sound is produced through vibration of the lips and adjustment of the length of the sound tube by means of valves or a slide.