Keywords: yesterday
Sign Definition
As a Noun
                                            1.  The day before today. English = yesterday.
                                          
                                          
                                        
                                            2.  The day before a particular day in the past. English = the day before, the previous day.
                                          
                                          
                                        As Modifier
                                            1.  Used before or after a sign sentence to say the action in the sentence happened during the day before today. If you are already talking about something that happened on a day before today, then you mean it happened during the day before that.
                                          
                                          
                                        
                                            2. English = yesterday; the day before, the previous day.
                                          
                                          
                                         
                  
                      