BLACK HAT black hat , in English . Villainous cartoon evil character who tries to liquidate the superheroes. In computing: black hat SEO is the use of techniques to trick search engines Google, Yahoo, Bing and others to benefit from SERP search results, improving your search engine positioning for searched keywords. The search engine is made to believe that the page is optimized when in fact it is not.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list