action noun form of the verb linkjack.
that newb is always linkjacking.
To post something on reddit that was previously posted to Digg.
Did you see that story on reddit? Yes, it's a linkjack from Digg.
To submit a page that links to some content of interest—rather than a link to the content itself—to an aggregator (reddit, digg, etc.), presumably to drive traffic to the intermediate site.
He submitted a direct link to the video under the title “Video of dog farting (non-linkjacked version)”