{i} bogyman, imaginary person or monster from children's stories that scares children; terrifying person or thing; evil spirit
disapproval A bogeyman is someone whose ideas or actions are disapproved of by some people, and who is described by them as evil or unpleasant in order to make other people afraid. The media depict him as a left-wing bogeyman. = monster
a children's book by the British writer Raymond Briggs. It contains a lot of funny pictures of Fungus the Bogeyman, a silly creature who is smelly, dirty, ugly, and everything that children are not supposed to be