sub-machine-gun: meaning, definition, pronunciation and examples

Low (specialist/military/historical vocabulary)
UK/ˌsʌb.məˈʃiːn ˌɡʌn/US/ˈsəb.məˌʃin ˌɡʌn/

Technical, military, historical, journalistic (in conflict reporting).

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Quick answer

What does “sub-machine-gun” mean?

A lightweight, fully automatic firearm designed for close-quarters combat, typically fired from the hip or shoulder.

Audio

Pronunciation

Definition

Meaning and Definition

A lightweight, fully automatic firearm designed for close-quarters combat, typically fired from the hip or shoulder.

Often associated with military, law enforcement, and historical contexts (e.g., World War II); can metaphorically describe anything firing rapidly or in high volume.

Dialectal Variation

British vs American Usage

Differences

Spelling: UK often retains the hyphen ('sub-machine-gun') in historical/formal contexts more than US. US prefers 'submachine gun'. The term 'machine pistol' is a closer synonym in both, but 'submachine gun' is more common.

Connotations

Similar in both: strongly associated with 20th-century warfare, gangsters, special forces. Slight UK bias towards WWII narratives (Sten gun). US bias towards Prohibition/gangster era (Thompson) and modern SWAT teams.

Frequency

Comparably low frequency in both dialects. Slightly higher in US due to gun culture discourse.

Grammar

How to Use “sub-machine-gun” in a Sentence

[Agent] + fire + [Submachine gun] + at + [Target][Agent] + be + armed with + [Submachine gun][Submachine gun] + jam[Submachine gun] + chatter

Vocabulary

Collocations

strong
portable submachine guncompact submachine gunsuppressed submachine gunstandard-issue submachine gun9mm submachine gun
medium
fire a submachine gunarmed with a submachine gunsubmachine gun firesubmachine gun burstsubmachine gun magazine
weak
old submachine gunpowerful submachine gunblack submachine gunfound a submachine guncarried a submachine gun

Examples

Examples of “sub-machine-gun” in a Sentence

noun

British English

  • The commando favoured the Sterling submachine gun for its reliability in damp conditions.
  • A vintage sub-machine-gun was discovered in the attic.

American English

  • The SWAT officer carried a compact submachine gun for close-quarters entry.
  • The gangster's Tommy gun is an iconic American submachine gun.

Usage

Meaning in Context

Business

Rare. Potentially metaphorical: 'The marketing campaign fired like a submachine gun, hitting all demographics rapidly.'

Academic

Used in historical, military studies, and political science papers discussing armed conflict, insurgencies, or weapons technology.

Everyday

Very rare. Would only appear in discussions of history, action movies, video games, or news about armed conflicts.

Technical

Precise in firearms manuals, military specifications, and law enforcement equipment reports.

Vocabulary

Synonyms of “sub-machine-gun”

Strong

machine pistolburp gun (slang, historical)

Neutral

automatic weaponmachine pistollight automatic

Weak

tommy gun (for Thompson)sten gun (for STEN)uzi (for Uzi)spray gun (metaphorical)

Vocabulary

Antonyms of “sub-machine-gun”

bolt-action riflesingle-shot pistolmusketsemi-automatic pistol

Watch out

Common Mistakes When Using “sub-machine-gun”

  • Misspelling: 'sub machine gun' (open) is acceptable, but 'submachinegun' (solid) is less common. Confusing it with 'assault rifle' (e.g., AK-47). Using it for non-automatic weapons.

FAQ

Frequently Asked Questions

Modern standard is as one solid word ('submachinegun') or two open words ('submachine gun'). The hyphenated form is dated but still seen, especially in UK historical texts.

They are largely synonymous, but 'machine pistol' often implies a weapon that is primarily pistol-sized and may be fired one-handed, while a 'submachine gun' often has a shoulder stock and is designed for two-handed fire.

Yes, but their role has diminished. They are used by special forces, law enforcement, and personal security details where compact size and high firepower in close quarters are needed, though they are often supplanted by short-barreled assault rifles.

No, it is strictly a noun. You cannot 'submachine gun' something. The verbal concept would be 'to fire a submachine gun' or 'to hose down with a submachine gun' (slang).

A lightweight, fully automatic firearm designed for close-quarters combat, typically fired from the hip or shoulder.

Sub-machine-gun is usually technical, military, historical, journalistic (in conflict reporting). in register.

Sub-machine-gun: in British English it is pronounced /ˌsʌb.məˈʃiːn ˌɡʌn/, and in American English it is pronounced /ˈsəb.məˌʃin ˌɡʌn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • Like a submachine gun: talking or producing work in a rapid, uninterrupted burst.

Learning

Memory Aids

Mnemonic

SUB (smaller than) + MACHINE GUN = a smaller, portable version of a machine gun.

Conceptual Metaphor

SPEED/INTENSITY IS RAPID FIRE ('a submachine gun of questions').

Practice

Quiz

Fill in the gap
The special forces operative preferred a lightweight for the room-clearing operation.
Multiple Choice

What primarily distinguishes a submachine gun from an assault rifle?

sub-machine-gun: meaning, definition, pronunciation and examples | Lingvocore