What is another word for sub machine-gun?
Pronunciation: [sˈʌb məʃˈiːnɡˈʌn] (IPA) 
The term "sub machine-gun" can be used interchangeably with a variety of other synonyms for a compact, rapid-fire firearm. Some popular alternatives to sub machine-gun include "machine pistol", "automatic pistol", and "personal defense weapon". Other options include "microgun", "compact machine-gun", and "assault pistol". These synonyms typically refer to firearms that are smaller and more portable than traditional machine guns, but still have the ability to fire multiple rounds rapidly. Some of these firearms are designed for concealment or close-quarters combat situations, while others are intended for use by military or law enforcement personnel. Regardless of the term used, these firearms are powerful tools that require careful training and responsible use.
