A Roaming

1. (countable) An instance of wandering.
2. (uncountable, telecommunications) The ability to use a cell phone outside of its original registering zone. Roaming - Wikipedia
3. (uncountable, computing, telecommunications) The use of a network or service from different locations or devices.
4. (uncountable, computing, operating system) Using the OS service of manipulating folders and documents from different PC devices by a registered user.