单词	ghost gun
释义	ghost gun noun plural ghost guns : a gun that lacks a serial number by which it can be identified and that is typically assembled by the user (as from purchased or homemade components) Ghost guns, cobbled together with various parts often purchased separately, are popular among hobbyists and firearms enthusiasts. St. Louis Post-Dispatch The issue centers on so-called ghost guns, which consist of untraceable parts that can be ordered online and then, with a little finishing work, assembled into a working firearm. Los Angeles Times Even so, they haven't been outlawed; buying or selling a ghost gun is illegal, but making one remains kosher under US gun control laws. Andy Greenberg Word History First Known Use 2012, in the meaning defined above
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