Cordite
/ˈkɔːrdaɪt/
Definition 1 of 1
Pro Tip 1/3Historical Usage
Originally used in British arms, now mostly historical or metaphorical for gunfire. 
He talked about battles where cordite fogged the battleground.
Pro Tip 2/3Context Specific
Commonly found in military, historical, or shooting contexts, not in everyday conversation. 
The documentary on war explored how cordite was essential in early machine guns.
Pro Tip 3/3Sensory Association
Often used to describe the smell or presence of gunpowder after firing a weapon. 
In the shooting range, one could easily detect the tang of cordite in the air.