Definition of "SNS"

SNS

noun
plural SNSs or SNSes
1. (Internet) Initialism of social networking site.
  Quotations
  The critical mass comprises the pioneers of an SNS who pay the start-up costs and set up a circle of acquaintances for newcomers; thereafter new subscribers to a mature SNS can join one after another rather than as a group (Heijden, 2004).
  2015, Giuseppe Riva, Brenda K. Wiederhold, Pietro Cipresso, editors, The Psychology of Social Networking, volume 1, Walter de Gruyter, page 204
2. (neuroanatomy) Initialism of sympathetic nervous system.
proper noun
1. (cloud computing) Initialism of Simple Notification Service.