What does Caitlyn mean? Is it important? How did Caitlyn come along? How many people are named Caitlyn?
If you want to use a urbandictionary-like site to find the meanings of names i would recommend What does my name mean?
Basically there is a whole list of tens of thousands of names and people write and vote meanings.
A few suggestions:
For name origins - http://www.behindthename.com/
For how many with your name: http://howmanyofme.com/
Another fun way to look up name definitions is to hit up Google and run a search for a definition... type something like this (without the quotes): "define: Caitlyn" and see what you find:)
Howmanyofme.com is a good site for seeing how many people have your name.
we can not analyze your name for you, but we can provide you with some resources, so that you can do it yourself.
Check out this MakeUseOf article: //www.makeuseof.com/tag/6-fun-sites-to-find-out-what-your-name-says-about-you/
And also have a look at this Directory entry: //www.makeuseof.com/tag/namepedia-find-meaning-history-frequency-origin-distribution-translation/