A gat, (short for Gatling gun) or a 'rod', or a 'piece'.
A 'gat'.
it's another word for gangsters or members of a gang
rod, gat (short for Gatling gun) -- edit -- htd (heat running device) -- edit -- htd is not a 'word' as the question asks for.
MACHINE GUN KELLY was one of the most famous GANGSTERS.
rifle is another word
In the 1920s, a common slang word for a gun was "heater." This term was often used in the context of organized crime and the Prohibition era, reflecting the era's connection to gangsters and violence. Other slang terms from that time included "rod" and "piece."
A gun moll is a female who handles a firearm. Another meaning for a gun moll is a gangster's girlfriend. The word "gun" is derived from the Yiddish word for "thief".
Taking Aim
Words beginning with T and used in WW2 include:TanksTortureNot sure if Tommy Gun was used by troops in WW2, or by gangsters pre-1940s.
A moll.
hand gun is the most common
The gun fighter carved another notch in the handle of her gun.