Refers to sites that people use to make their myspace pages look 'SO PIMPED OUT.' This ususally includes many obnoxious sparkling graphics, ugly backgrounds, huge fonts, more sparkling graphics, sexy dollies, oversized images...all in all, horibble html.
Oh grrrrl, your myspace is lookin so good! how did you get it to look so sparkly and cute?!
You need to pimp your myspace! Check out this stupid, random site and plug in these codes so your page can look horrible and freeze up everyones' computers just like mine does!
PYD stands for Pimp Your Dreams.
It's a way of thinking to live your life as you want.
Also refers to having lots of ambition.
Girl: I don't know what I want to do in life, I don't have any projects, my life is sooo boring...
Boy: Come on girl, Pimp Your Dreams! You can get whatever you want in your life, if you have the ambition for it.