<p><strong>Noun</strong></p><ul><li>any of various metal alloys consisting mainly of copper and zinc.</li><li>a utensil, ornament, or other article made of such an alloy.</li><li>brass instrument.</li><li>brass instruments collectively in a band or orchestra.</li><li>metallic yellow; lemon, amber, or reddish yellow.</li><li>Informal: high-ranking military officers.</li><li>any very important officials.</li><li>Informal: excessive self-assurance; impudence; effrontery.</li><li>Synonyms: brashness, chutzpa, gall, nerve, cheek.</li><li>Machinery: a replaceable semicylindrical shell, usually of bronze, used with another such to line a bearing; a half bushing.</li><li>British: a memorial tablet or plaque, often incised with an effigy, coat of arms, or the like.</li><li>Furniture: any piece of ornamental or functional hardware, as a drawer pull, made of brass.</li><li>British Slang: money.</li></ul><p><strong>Adjective</strong></p><ul><li>of, made of, or pertaining to brass.</li><li>composed for or using musical instruments made of brass.</li><li>having the color brass.</li></ul>