Definition of brass
1 : an alloy consisting essentially of copper and zinc in variable proportions
2 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
3 : brazen self-assurance : gall
4 singular or plural in construction a : high-ranking members of the military b : persons in high positions (as in a business or the government)
Examples of brass in a sentence
a candlestick made of brass
The whole orchestra—the strings, percussion, woodwinds, and brass—began to play.
The brasses began to play.
polishing the brass and the silver
Origin and Etymology of brass
Middle English bras, from Old English bræs; akin to Middle Low German bras metal
First Known Use: before 12th century
BRASS Defined for English Language Learners
Definition of brass for English Language Learners
: 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
BRASS Defined for Kids
Definition of brass for Students
1 : an alloy made by combining copper and zinc
2 : 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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