N.- A person who is usually small and very cute. Boo's are everywhere and there are more of them coming everyday. According to prophecy, the Boo's will eventually take over the world and cover it in cuteness. Boo's must follow 3 main commandments, do not drink, do not smoke, do not have sex before marriage. Boo's are dangerous, but not in violence, in Cuteness. The leader of the Boo's is Bailey "Boo" Wright. BEWARE OF THE BOO'S!!!!!!!