a hat which is black
oh thats a nice black hat
by Stace September 09, 2003
the most honest hackers.
Dont try to hide your feelings white hackerz. Join the dark side
by Anonymous September 13, 2003
An ultra-Orthodox or Haredi Jew, known for always having a big beard and a big black hat.
Those black hat Jews are crazy, they'll beat your ass if you disrespect in their neighborhood.
by Snake Fish April 08, 2009
(Somebody using) optimization tricks that artificially boost search engines rankings, using methods that usually break the search engines' TOS.
Examples of blackhat techniques are cloaking, stuffing pages with keywords or links and using unnatural redirects.
The term was inspired by old western movies' villains always wearing a black cowboy hat.
Ref.: SEO Spam and black hat SEO.
by BlackHatKnight May 30, 2005
used in the SEO (Seach Engine Optimisation) industry as a way of describing players which in order to reach the goal of high rankings, participate in activities NOT liked by the Search Engines.
The only way to get high rankings in your industry is to employ a Black Hat SEO.
by Shak June 23, 2004
A villian, a bad-guy, the guy who wears the black hat fighting the hero- not to be confused with that guy from RUN-DMC !
Man, Tyson was definitely the BLACK HAT in that fight !
by Rob Postuma September 14, 2003
The Afro-American version of Linux.
Word up G, I just got m new copy of Black Hat to run on my ghetto 386, yo'.
by Shrike September 04, 2003

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