Source : Free On-Line Dictionary of Computing

word spamming
     
         Repeating a word many
        times in a {web page}, in a (usually futile) attempt to
        increase its {relevance} ranking in a {search engine}'s index
        (to "{spam}" the index).
     
        "Repeating a word over and over in a Web page (known as word
        spamming) has no effect on the [page's] ranking [in the
        index]."  -- {Altavista FAQ
        (http://www.altavista.digital.com/cgi-bin/query?pg=tmpl&v=faq.html)}.
     
        See also {spamdex}.
     
        (1997-04-09)