Drop a pin意思
"Drop a pin" is a term used on many mapping and navigation apps, such as Google Maps, Apple Maps, and others, to mark a specific location. When you drop a pin, you place a marker on the map at a precise coordinates, which can then be shared with others or used as a reference point for directions or navigation.
To drop a pin on most mapping apps, you simply need to open the app, navigate to the area you're interested in, and tap on the screen where you want to place the pin. The app will then show you the address or coordinates of the location, as well as options to get directions, save the location, or share it with others.
"Dropping a pin" has become a common way to share a specific location with friends, family, or emergency services, especially when the exact address is not known or when you want to meet at a point that's not a traditional address.