Keywords: stupid, regret, stupidity, foolishness, sorry, foolish
Sign Definition
As a Noun
                                            1.  A feeling of wishing that you had not done something. English = regret.
                                          
                                          
                                        
                                            2.  Behaviour which is not at all sensible. English = stupidity, foolishness.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To wish that you had not done something. English = (be) sorry, regret.
                                          
                                          
                                        
                                            2.  To show a lack of good judgement or intelligence and to be not at all sensible. English = (be) stupid, (be) foolish.
                                          
                                          
                                        Interactive
                                            1.  Used alone to express regret and exasperation with oneself for having done something which was foolish. English = 'Oh! Stupid me!', 'How could I be so stupid!'
                                          
                                          
                                         
                  
                      