Cosa Nostra

Cosa Nostra (literally “our thing” in Italian) is the name for the Sicilian-American Mafia, a criminal organization known for its hierarchical structure of units or “regimes” of around thirty men.

Claims that use this term

• Cosa Nostra ran a New York club of concrete contractors with loaded bids
• Valachi described Cosa Nostra units of about thirty men called regimes