noun

• (Internet) A website that allows users to reflect, share opinions, and discuss various topics in the form of an online journal, sometimes letting readers comment on their posts. Most blogs are written in a slightly informal tone (personal journals, news, businesses, etc.)
  "So you see, the blog has been around since the beginning of the web; that is how basic the concept is. Today's blogs, and the activity of blogging, have taken on more meaning, but the concept of it all is still very simple and rooted in the beginning and intentions of the web itself."
• (Internet) An individual post to a blog.
  "This blog was originally posted on my personal site but is reproduced on the forums for greater visibility."

verb

• (blogging, ambitransitive) To contribute to a blog.
  "Blogger Anil Dash summed up the initial reaction well when he blogged his assessment of Macromedia's new blogging strategy: […]"

verb

• (British, slang) To blag, to steal something; to acquire something illegally.

noun

• (dated, fandom slang, humorous) Alternative letter-case form of Blog.
  "The earliest form we know about composed before Rhysling was blinded, at some drinking bout, and the verses concerned what he would do at the SoLaCon I—if he could find enough blog, a mimeo, and a few willing femmefans."