roaming

Short definition from Wiktionary

Verb

1. 1
   present participle and gerund of roam

Noun

1. 1
   An instance of wandering.
2. 2
   The ability to use a cell phone outside of its original registering zone.
3. 3
   The use of a network or service from different locations or devices.
4. 4
   Using the OS service of manipulating folders and documents from different PC devices by a registered user.