Phrase guide

bump stock

noun · 1 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

An attachment on a gun used to make it fire repeatedly by using the gun's recoil to pull the trigger, modifying it to function in a similar way to a machine gun.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, firearms, government, military, natural-sciences, physical-sciences, politics, tools, war, weaponry

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Blend of bumpfire + gunstock.

Across languages

Translations

3 source translations are retained for this English entry.

  • German: Schnellfeuerkolben — weapon mod
  • Spanish: modificación semiautomática — weapon mod
  • Spanish: bump stock — weapon mod