Wiktionary
web celeb
n. 1 (context colloquial English) An http://en.wikipedia.org/wiki/internet%20celebrity; a person who becomes famous by means of being broadcasted online. 2 (context colloquial attributively English) Of or relating to a celebrity. 3 (context figuratively Internet slang English) A commonly accepted http://en.wikipedia.org/wiki/internet%20meme - to disseminate information about how run-of-the-mill people are achieving online superstardom.