1) A person who believes the Rand Corporation, in conjunction with the saucer people, under the supervision of the reverse vampires, are forcing their parents to go to bed early, in a fiendish plot to eliminate the meal of dinner. Or, some variation on that theme involving but not limited to the following groups, people and events: Regular vampires, specifically gray or reptilian saucer people, the Antichrist, The Freemasons, The Bilderbergers, The Trilateral Commission, The New World Order, Skull and Bones, The Illuminati, The Kennedy (or any other) Assassination, The moon landing, The 9/11 Attacks, The Pearl Harbor Attack, Area 51, or fluoridation of drinking water.
If you believe Trilateral Commission Satellites are beaming mind-control rays past your tinfoil hat, you're a conspiracy nut.
In theory, it refers to someone who believes everything is a conspiracy. In practice, it is an overused ad hominem tactic against someone who believes that some incidents could be a conspiracy. True conspiracy nuts are pompous teens who want to feel important, but people who generally use the term are on the opposite end of the spectrum and afraid to acknowledge the possibility of a reality different from their perception.
Sensible thinker: All I'm saying is that there could be more here than meets the eye.
Tool: ur just a conspiracy nut