Noun- A
blog/site that is loaded with so much foreign material, it refuses to function properly. Some examples of blogspam are 'dollz', pixelated animations from other sites, javascript that says 'Hey wut^ commaent mai site plz thx', around 5-10 'joke' links that send you to a Keep Clicking site, chain letters, quizzes, and music videos.
Man, I went to Kelly's site and she had so much blogspam that my browser crashed.