Inbound link means Back link so back link is link back to one of your website and outbound link means A link that points out from a website, from that website's point of view.
INBOUND LINKS: Inbound links are the links from webpage of other websites to our website. Inbound links are very important in getting good page ranks.Inbound links decidethe Page rank of our website. Good page rank increases the importance of the website in the world wide web. Example: Let I have a website and it name is www.site1.com and You have a website with the name www.site2.com. I created www.site1.com on a topic dogs and the similarly you also created a site on the topic dogs, dogs food etc. I found your website with good content and very much impressed with your site so I created a link in my webpage which is linking to your website. Through this I guide my users to see the www.site2.com for more detailed information. Now you got a inbound link. By giving this link in my website I gave you an inbound link which helps you in increasing your page rank. Outbound Link: Outbound links are the links which are linked from my website to the otherwebsite. Then we say that I have an outbound link. From the above example Iwww.site1.com has an outbound link. that means www.site1.com is sending a link to www.site2.com. Outbound links is not used in calculating our page rank.
Suppose you have a site www.dreamsubmitting.in OK! www.dreamsubmitting.org - the link added in its footer with anchor text "Our SEO Website" in footer is outbound link of it. www.dreamsubmitting.info - the link added point to it with anchor text "Web Promotion" in footer is incoming link of it. M.
Inbound links - Inbound links are counted to produce a measure of the page popularity. Outbound links - The visitor generally has to leave your website to follow an outbound link.
Great lot of info about inbound and outbound links Well the simple way is outbound by the word, means any link which directs to your website from some other domain. Inbound means the link which are directed within your own domain. For example if you have a wordpress blog where on the home page there is a tab for "contact us", so the contact us page has an inbound link from your homepage
Do you want to know more reliable answer ? Then, your signature link is inbound links for your website and outbound links for DP (of this thread page). Thanks RS Seo Solution