"Threadbombing" is posting an image (or images) with superimposed text in a forum thread; usually to illustrate a point. Often, the "threadbomb" conveys a humorous message of disdain towards the original poster or the entire thread.
That noob needs to read the forum rules. He's been threadbombing our board all day with his tired images.
a newly created subject or thread on a message board indicating that the thread is important or interesting enough to justify taking up the limited space available for new threads
Much like the homewrecker, a threadwrecker interferes with the naturalflow and order of things, e.g. a thread of comments related to a post on Facebook.
That jerkwad is such a threadwrecker on Facebook!!
Post: JANE DOE is deciding between pizza and mexican food for dinner.
NJ: Oh, I would def have pizza!
ST: Have you tried Jose's Cantina? Awesome?
JW: Hey Jane, is your grandmother out of the hospital yet or did she die already?
A threadwhore is someone who comes on your blog site and takes over the conversation. A threadwhore posts a link to their own blog to try to steal your readers....A threadwhore will even flirt with your most loved fans in an attempt to have an on-line affair with them.
"Hey, Baby, I just posted a new blog...why don't you come on over and read what I have to say?" :o
"Oh, and btw, I wrote the blog with you in mind..ya big hunk.....
Okay, threadwhore, get off my thread and on to someone elses.....