[Sinner]

You are right that search engines (like ****** and Bing) crawl websites and they will infact look at your website's meta-tags. But it takes a little more (or a whole lot of visits to your website) before any search engine will display results like this.

Maybe this guide will be of any help to you:
http://searchenginewatch.com/article...HTML-Meta-Tags

Or if you're a bit more serious:
http://www.seomoz.org/beginners-guide-to-seo