The definition of geek has changed considerably over the years. Below are some definitions of the word "geek", in order from oldest (and most archaic) to newest. All but the first are still in use.
- A person who swallows live animals, bugs, etc., as a form of entertainment at fairs etc. This often included biting the heads off of chickens. The Geek would usually perform in a "geek pit."
- A derogatory term for one with low social skills, often with high intelligence. It is theorised that many of these people have Asperger's syndrome.
- A person who is into technology, especially computing and new media. Comparable with the classic definition of hacker.
- A person with a devotion to something in a way that places him or her outside the mainstream. This could be due to the intensity, depth, or subject of their interest.