Sign up for weekly recaps of the ever-changing search marketing landscape.
Google Asking Searchers To Submit Search Results
The review URL submission, takes you to a login page, which then takes you to a form that looks like this:
Next time you do a search on that phrase, your suggested result will be shown with a red asterisk. Google also says:
So this feature seems like a way to nominate and review nominated search results in Google. Maybe a community like social search feature added on top of Google personalized search.