noun \ˈbras\

: a yellow metal that is made by combining copper and zinc

: musical instruments (such as trumpets, trombones, and tubas) that are made of brass

: bright metal objects made of brass

Full Definition of BRASS

:  an alloy consisting essentially of copper and zinc in variable proportions
a :  the brass instruments of an orchestra or band —often used in plural
b :  a usually brass memorial tablet
c :  bright metal fittings, utensils, or ornaments
d :  empty cartridge shells
:  brazen self-assurance :  gall
singular or plural in construction
a :  high-ranking members of the military
b :  persons in high positions (as in a business or the government)
brass adjective

Examples of BRASS

  1. a candlestick made of brass
  2. The whole orchestra—the strings, percussion, woodwinds, and brass—began to play.
  3. The brasses began to play.
  4. polishing the brass and the silver

Origin of BRASS

Middle English bras, from Old English bræs; akin to Middle Low German bras metal
First Known Use: before 12th century

Other Metals and Metallurgy Terms

assay, bloom, bullion, ductile, ingot, malleable, patina, plate, temper, tensile
BRASS Defined for Kids


noun \ˈbras\

Definition of BRASS for Kids

:  an alloy made by combining copper and zinc
:  the musical instruments of an orchestra or band that are usually made of brass and include the cornets, trumpets, trombones, French horns, and tubas
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