For example, if a Web site linked to the Webopedia page http://www.webopedia.com/Term/D/deep_link.html, this would be considered a deep link because the site linked to one of Webopedia’s pages other than its home page, http://www.webopedia.com.

Some in the industry have opposed the proliferation of deep links as they drive users away from a site’s home page where there are advertisers paying for space based on page views.

(v.) To link to a page on a Web site other than its home page.

Linker vs. Lawyer: The Deep Link Controversy Continues
A 2002 article from SearchEngineWatch.com in which an attorney for the Public Citizen Litigation Group squares off with one of the Web's most respected authorities on links and linking.