brass

A memorial or sepulchral tablet usually made of brass or latten

Fittings, utensils, or other items made of brass

(music) A class of wind instruments, usually made of metal (such as brass), that use vibrations of the player's lips to produce sound; the section of an orchestra that features such instruments

Spent shell casings (usually made of brass); the part of the cartridge left over after bullets have been fired.

(uncountable) The colour of brass.

(military, uncountable, used as a singular or plural noun, metonymically) High-ranking officers.

(uncountable, informal) A brave or foolhardy attitude; impudence.

(slang, dated) Money.

Inferior composition.