Noun An alloy of copper and zinc that is used in many industrial and plumbing applications. (Music) A class of wind instruments, usually made of brass, that use vibrations of the player's lips to produce sound. Spent shell casings--the part of the cartridge left over after bullets have been fired. Usually made of brass. High-ranking military officers. Brutality Translations Dutch: messing n (1), brons n (1), geelkoper n (1), brutaliteit f (5) Polish: mosiądz n (1), blacha f, instrument blaszany m (2), łuska f (3) Adjective Made of brass. Translations Dutch: messing, bronzen, geelkoperen Polish: mosiężny m