Brass

an alloy of copper and zinc

a wind instrument that consists of a brass tube (usually of variable length) that is blown by means of a cup-shaped or funnel-shaped mouthpiece

the persons (or committees or departments etc.) who make up a body for the purpose of administering something

impudent aggressiveness

an ornament or utensil made of brass

the section of a band or orchestra that plays brass instruments

a memorial made of brass