What is Link juice?

The authority or ranking power passed from one page to another through links, including from a high-authority homepage to pages linked within the navigation.

From Episode 513: 8 Google SEO Tips for Page One Results by Mark Traphagen #513

The ranking authority passed from one page to another through internal or external links, which can be directed to boost weaker pages sitting on page two or three of Google.

From 21 Actionable SEO Techniques That Work GREAT in 2019 Part 2 #465

The SEO value or ranking power passed from one page to another through hyperlinks. Facebook walls, per this episode, do not pass link juice to your site.

From Halloween SEO episode, title and alt tags - #seopodcast 108

The ranking value or authority passed from one page to another through a hyperlink, referenced in the context of badges and high domain authority sites.

From Why You Should Be Using Linkable Assets by Joshua Hardwick Part 2 #421

The ranking value passed from one page to another through a hyperlink, which can boost the authority of a linked product page when the linking page has many backlinks.

From Why You Should Be Using Linkable Assets by Joshua Hardwick Part 1 #419

The ranking value or authority passed from inbound links to a page, which can be lost if URLs are incorrectly redirected or decommissioned.

From 5 More Super- Common SEO Mistakes Content Marketers Make by Stephan Spencer #328

The ranking power or authority a website can accumulate through inbound links, which has a maximum ceiling that bad internal linking practices can prevent a site from reaching.

From Specific Calls to Action to Convert Web Traffic, A Great Interview Part 4 of 4 - Unknown Secrets of SEO E-Webstyle Number 31

The SEO value or authority passed to a website through inbound links, which the hosts say is the primary reason to use listing services, directories like DMOZ, and social media pages.

From Google Local Places - How to fix the problems? - Internet Marketing Podcast - Number 87

The ranking value passed through inbound links. Splitting links across multiple versions of the same URL reduces the value each version receives.

From 55 Tips for SEO - #seopodcast 125

SEO value passed to a business through links from various directories and listing sites, cited as a second key reason to use local listing services like UBL or LocalPac.

From Google Places Seven Pack - Internet Marketing Podcast - Number 86

The ranking value or authority passed through a link from one page or domain to another, referenced here in the context of subdomain links now being treated as internal rather than external.

From Sub Domain and Google Link Juice - #seopodcast 119