An individual who, having limited life experience or political knowledge outside of the internet, espouses firm belief in the philosophy of libertarianism and limited government. Known to oppose taxes for the sake of opposing taxes, cite historical facts when they add nothing to the debate, and quote the founding fathers out of context. Most frequently a middle to upper-middle class white male between the ages of 15 and 30. Unlikely to have a college degree; if so, the degree is most likely in engineering or computer science. Despite his frequent advocacy of self-reliance, he is often supported by his parents

Etymology:
WIKI, from Wikipedia, the internet site he uses when people ask him to explain his views.
LIBERTARIAN, derived from Libertarianism, the name of Wikipedia article he most frequently reads.

When you eat dirt for the first time and leave your family to build a shack in the woods