Words at Play : 22 Charming Words for Nasty People
Definition:
an insignificant anonymous writer
Examples:
"Rail away, my little libellous anonymuncule." W. Lynd, The Gentleman's Magazine, Sept., 1882
About the Word:
We often hear today of the many ways that the Internet has changed social discourse, some number of which are exaggerated. One thing that the Internet has certainly done is to give rise to a burgeoning class of anonymuncules. We are inundated with such creatures, both in the comment sections of articles published on the web, and through various forms of social media, such as Twitter.
The word is a blend of anonymous and homunculus ("a little man").