social networking service , also: social networking site , SNS (abbreviation)

Popularity was never easily measured, until the advent of social-networking sites.

His family and friends placed news of his death on Facebook, the social-networking site.

The news of his death spread quickly on social-networking sites and sparked different reactions.

Major artists also used social-networking sites to promote their music.

Microsoft is just getting a feel for social-networking sites and is trying to help meet the needs of its users.

A few months later, it was one of the most talked-about social-networking sites in the world.

This social-networking site brings together psoriasis patients with similar interests and goals.

The company has just started a social-networking site, Nicktropolis.com.

That's because online social networks, also known as social-networking sites, have exploded recently in popularity.

Researching the access logs it was clear that the employee had been using social-networking sites during work hours.