| link juice | A term you should never use in public or online. |
| pagerank | A component of Googles core algorithm. It is a link analysis program that estimates the importance of a web page by measuring the quality and quantity of links pointing to it. |
| parasitical seo | Noun phrase. The practice of riding coat-tails for ones own advantage. Parasitical SEO tactics may include: creating competitive content about well-established brands (common in affiliate marketing), injecting content onto an established Web site without the site owners knowledge or approval, dropping links into comments and discussions on popular blogs and forums, etc. |
| ugc | User generated content is a source of content for social media, wikis and blogs, content created by the actual user himself. |
| authorrank | A probability distribution modeled on PageRank (q.v.) used to determine the quality of an article on the basis of the reputation of its associated author. AuthorRank was introduced into search algorithm analysis by Google in 2011 and increased the perceived value of personas (q.v.). |
