Keywords: ignoramus, moron, thick
Sign Definition
As a Noun
                                            1.  A person who is very stupid and dull-witted. English = moron, ignoramus.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To be very stupid and dull-witted. Idiomatic English = (be) thick, (be) thick in the head.
                                          
                                          
                                         
                  
                      