'Close down on' is a phrasal verb primarily used in informal contexts, as it does not have the formality typically required in academic or professional communications. This phrasal verb suggests the act of narrowing in or converging on a specific target, often with a sense of finality or impending action. It is frequently used in contexts relating to sports or law enforcement, such as when a defense closes down on an opposing player or when police close down on a suspect. Additionally, this phrasal verb may appear in business discussions when a company is moving closer to finalizing a deal or when competition among businesses grows tighter. The informal nature of 'close down on' makes it particularly suited for conversational speech, journalism, or creative writing rather than formal reports or business correspondence.
B2
Advanced
1. To stop a business or activity permanently or temporarily, often due to external pressure or decisions.
The government decided to close down on illegal gambling operations in the city.
The local authorities closed down on several unlicensed bars after the new regulation passed.