What is meant by "busy"?

busy - biz -ee:

• Too many unnecessary elements.
• Lack of whitespace.
• Clunky copy.
• Unorganized and inconsistent design.
• Improper treatment of text.
• Too many styles, fonts, colors, or other design elements.
• Lack of focus or purpose.
• When the client wants you to make the logo bigger, add links to all of their quasi-partners in the footer for SEO, have several blinking Flash banners, animated .gif files, autoplayed audio and video, and a picture of their dog Fufu because they think little yappy dogs are cute and will help sell widgets.
• Myspace.