blessay
n.— «I wrote a Frankenstein “blessay.” The reason there’s more “essay” than “blog” in that neologism is because there was more essay than blog in my contribution.» —“One Confused Blessay” by Scott Eric Kaufman Acephalous (California) July 28, 2005. (source: Double-Tongued Dictionary)
Further reading
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...
The new Downton Abbey movie is a luscious treat for fans of the public-television period piece, but how accurate is the script when it comes to the vocabulary of the early 20th century? It may be jarring to hear the word swag, but it was already at...
Blessay, to my knowledge, was coined by the writer, comedian, director and actor Stephen Fry on his blog http://stephenfry.com/blog/
It was a word for a piece of writing half way between a blog post and an essay.