e-lebrity means: A celebrity online. An internet celebrity is someone who’s famous because of what they blog about online.
(in Open Dictionary, added by Pío Torres)

What else does e-lebrity mean?

N.

1. A person is an Internet personality, or “celebrity” who wants to become one.

2. Someone who is desperate for their 15 minutes. They spend far too much time browsing popular websites, posting comments and photos about various aspects of life.
(in Open Dictionary, added by Strathspey)