brass

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brass¹

  • /bɹɑːs/ UK
  • /bɹas/ Multicultural London English, also
  • /bɹas/ Northern England, Scotland
  • /bɹæs/ US

Rhymes with -ɑːs, -æs

Where it comes from

From Middle English bras, bres, from Old English bræs (“brass, bronze”), of uncertain origin. Perhaps representing a backformation from Proto-Germanic *brasnaz (“brazen”), from or related to *brasō (“fire, pyre”). Compare Old Norse and Icelandic bras (“solder”), Icelandic brasa (“to harden in the fire”), Swedish brasa (“a small controlled fire”), Danish brase (“to fry”); French braser ("to solder"; > English braise) from the same Germanic root. Compare also Middle Dutch braspenninc ("a silver coin", literally, "silver-penny"; > Dutch braspenning), Old Frisian bress (“copper”), Middle Low German bras (“metal, ore”).

In the military sense an ellipsis of the brass hats.

noun brasses

  1. countable, uncountable, usually A memorial or sepulchral tablet usually made of brass or latten: a monumental brass.
  2. countable, uncountable, usually Fittings, utensils, or other items made of brass.
  3. uncountable, usually A class of wind instruments, usually made of metal (such as brass), that use vibrations of the player's lips to produce sound; a band or the section of an orchestra that features such instruments. A few measures later, the brass comes in strong!
  4. uncountable, usually Spent cartridge casings (usually made of brass): the part of the cartridge left over after bullets or shells have been fired.
  5. uncountable, usually The color of brass (etymology 1, noun sense 1).
  6. metonymically, uncountable, usually, used as a singular or plural noun High-ranking officers: the brass hats. The brass are not going to like this.
  7. informal, uncountable, usually A brave or foolhardy attitude; impudence. You've got a lot of brass telling me to do that!

    Similar: bronze

  8. Northern England, dated, slang, uncountable, usually Money.
  9. uncountable, usually Inferior composition.

adjective more brass · most brass

  1. Made of brass, of or pertaining to brass.
  2. Of the color of brass.
  3. informal Impertinent, bold: brazen. At the Council board, I hope to charge him with that he cannot answer, and yet I know his face is brass enough.
  4. slang Bad, annoying; as wordplay applied especially to brass instruments. Grindoff, the miller, 'and the leader of a very brass band of most unpopular performers, with a thorough base accompaniment of at least fifty vices,' was played by Miss Saunders.
  5. Of inferior composition. As Honest Plush Brannon then, Mr. Beery is one of San Francisco's fancier con men and hence more brass than plush

verb brasses · brassing · brassed

  1. transitive To coat with brass.

brass²

  • /bɹɑːs/ UK
  • /bɹas/ Multicultural London English, also
  • /bɹas/ Northern England, Scotland
  • /bɹæs/ US

Rhymes with -ɑːs, -æs

Where it comes from

By ellipsis from brass nail, in turn from "nail[ing]" (fig.) and "brass blonde" (see "brazen"); and also shortened from Cockney Rhyming slang brass flute for "prostitute".

noun brasses

  1. countable, slang, usually A prostitute. Health service glasses, gigolos and brasses, round or skinny bottoms

adjective

  1. slang Brass monkey; cold.

brass³

  • /bɹɑːs/ UK
  • /bɹas/ Multicultural London English, also
  • /bɹas/ Northern England, Scotland
  • /bɹæs/ US

Rhymes with -ɑːs, -æs

Where it comes from

From Portuguese braça and Spanish braza, from Old Galician-Portuguese and Old Spanish braça, from Latin brachia, variant of bracchium (“arm, cubit”), from Ancient Greek βραχίων (brakhíōn, “upper arm”).

noun brasses

  1. historical, obsolete Synonym of brace, a traditional unit of measure equivalent to a fathom (6 feet) or about 1.6 m, especially as the Spanish braza and Portuguese braça, also French brasse.

    Similar: brace

Thesaurus

Closest in meaning: plaque, organization, organisation, administration, establishment, governance, nerve, face, cheek, boldness, effrontery, memorial tablet, steel, bronze, handgun, copper

Translations

Every language

noun alloy of copper and zinc

Españollatón, azófar, alatón
한국어황동 hwangdong, 놋쇠 notsoe
日本語黄銅 ōdō, 真鍮 shinchū
中文黃銅 /黄铜 huángtóng
हिन्दीपीतल pītal
Portuguêslatão
Françaislaiton
DeutschMessing
Italianoottone
Ελληνικάορείχαλκος oreíchalkos
Românăalamă
Русскийлату́нь latúnʹ
Tiếng Việtđồng thau
العربيةشَبَه šabah, صُفْر ṣufr, صُفَّر ṣuffar
עבריתפְּלִיז pliz

noun made of brass (attributive use)

Portuguêsde latão
Françaisen laiton
Deutschmessingen, aus Messing
Русскийлату́нный latúnnyj

noun class of wind instruments

Españolcobres
中文銅管 /铜管 tóngguǎn
Portuguêsmetais
Françaiscuivres
DeutschBlechblasinstrumente, Blech
Italianoottoni
Românăalămuri
Русскийме́дные духовы́е инструме́нты médnyje duxovýje instruménty

noun related to brass instruments (attributive use)

Русскийдухово́й duxovój

noun spent shell casings

Españolcasquillo
Françaisdouille
Italianobossolo
Русскийги́льза gílʹza

noun color of brass

Portuguêsbronze
DeutschMessingfarbe
Italianobronzo

noun high-ranking military officers

Françaisgalonnés
DeutschGeneralität
Italianogallonato

noun informal: a brave or foolhardy attitude

Italianofaccia di bronzo, faccia tosta

noun slang: money

Españolplata, pasta, varo
Portuguêsdinheiro

adj made of brass, of or pertaining to brass

Italianod'ottone

adj of color of brass

Portuguêsbronze
Françaiscouleur de laiton
Deutschmessingfarben, messinggelb

adj impertinent, bold, brazen

Italianodalla faccia di bronzo

noun slang: a prostitute

Portuguêsprostituta

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Cite this
MLA

"brass." Wiktionary, via Micwyn, micwyn.com/word/brass. Accessed 5 Nov. 2026.

APA

brass. (n.d.). In Wiktionary, via Micwyn. Retrieved November 5, 2026, from https://micwyn.com/word/brass

Chicago

"brass." Wiktionary, via Micwyn. Accessed November 5, 2026. https://micwyn.com/word/brass.

BibTeX
@misc{brass_2026,
  title = {brass},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/brass},
  urldate = {2026-11-05}
}