door knocker
n.— «If you are not at home at the time of delivery, it is common practice for the delivery driver to leave a “DOOR KNOCKER” with instructions for alternate arrangements of your package.» —“Flexible Learning Distance Education” University of Windsor Bookstore (Ontario, Canada) Feb. 21, 2007. (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...