The term "dangerous area" refers to a location or region that poses significant risks, hazards or threats to people's safety and well-being. This could be due to various reasons such as natural disasters like earthquakes, hurricanes, floods or manmade calamities like war zones, high crime rates, unstable political situations etc. In essence, a dangerous area is one where it would not be safe for people to live, work or visit without proper precautions and protection measures in place.