If you're looking for a definition related to gangs or crime, it's probably referring to "gangsterism". Here's a possible definition:
Gangsterism is a term used to describe the activities and culture of gangs, often involving:
* Criminal activities: This includes crimes like drug trafficking, robbery, extortion, violence, and racketeering.
* Power and control: Gangs often seek to establish dominance and control over specific territories or businesses.
* Code of conduct: Gang members adhere to strict rules and hierarchies within the gang, often emphasizing loyalty, secrecy, and violence.
* Social impact: Gangsterism can have a negative impact on communities, leading to fear, violence, and disruption of social order.
It's important to note that "gangsterism" is not a neutral term. It often carries a negative connotation, reflecting the harmful aspects of gang activity.
If you can provide more context about where you encountered the term "gangsterisme," I might be able to give you a more specific answer.