Definition of "roaming"

roaming

/ˈɹoʊmɪŋ/

verb
1. present participle and gerund of roam
noun
countable and uncountable, plural roamings
1. (countable) An instance of wandering.
  Quotations
  That last problem did intrude on Hazzard’s roamings, and when she refers to the living city it is with periodic references to thefts of cars and wallets, with a warning not to carry anything “snatchable” by the thieves on motorcycles who whiz through the streets.
  2009 February 15, Judith Martin, “It Started in Naples”, in New York Times‎
2. (uncountable, telecommunications) The ability to use a cell phone outside of its original registering zone.
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.