Phrase guide

ghost gun

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A gun without serial numbers that cannot be easily tracked, especially a homemade gun built with nonregistered, partially finished, or 3D printed components.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From ghost + gun. Derived from the fact that these firearms are unserialized, difficult to trace, and often remain invisible to the tracking and regulation covering traditionally manufactured firearms. First use appears c. 2001 in Sunday People.