burner
n.— «He said he had had an altercation on Zion Street the previous morning with a man who had threatened him, saying, “You better keep your burner on you tonight.” “Burner” is a slang expression for a gun.» —“Man who shot at cops says he was scared” by Alex Wood Journal Inquirer (Manchester, Conn.) Dec. 11, 2004. (source: Double-Tongued Dictionary)
Further reading
Need a slang term that can replace just about any noun? Try chumpie. If you’re from Philadelphia, you may already know this handy placeholder word. And there’s Queens, Brooklyn, Staten Island, Manhattan, and … The Bronx — why do we add...
Diamond dust, tapioca snow, and sugar icebergs — a 1955 glossary of arctic and subarctic terms describes the environment in ways that sound poetic. And a mom says her son is dating someone who’s non-binary. She supports their relationship, but...