A derogatory term used to make fun of a truther (AKA a conspiracy theorist). It is usually used to belittle or demonize the word truther.
truther: "9/11 was an inside jobby job! And if you don't see it then you are a stupid sheep! WAKE UP!"
Sane Person: "You twoofers are delusional..."
邮件由 email@example.com 发出。我们决不会发送垃圾邮件。