ghost gun

Noun

ghost gun (plural ghost guns)

1. A gun without serial numbers that cannot be easily tracked, especially a homemade gun built with nonregistered, partially finished, or 3D printed components.
   • The two companies warrant attention because their marketing focuses “on the anonymous, untraceable nature of the guns they allow to be made — and the many examples of ghost guns used in crimes,” Adam Skaggs, chief counsel at the center, said in an email.2017 November 27, Christina Caron, quoting Adam Skaggs, “‘Ghost Guns,’ Homemade and Untraceable, Face Growing Scrutiny”, in The New York Times, →ISSN, archived from the original on 22 Feb 2020
   • In New York, state lawmakers announced legislation on Monday that would require makers of ghost guns to have a gunsmith license and register the firearms.2018 July 30, Tiffany Hsu, Alan Feuer, “A Rush to Block Downloadable Plans for 3-D Printed Guns”, in The New York Times, →ISSN, archived from the original on 09 Nov 2020
2. A gun that is not detectable by standard gun detection measures, such as a gun without much metal and thus unable to set off metal detectors.

   Synonyms:

   DIY gun, kit gun