Keywords: now, today, nowadays, present (now), presently
Sign Definition
As a Noun
                                            1.  The present time of talking, writing or signing and not some other time. English = present.
                                          
                                          
                                        
                                            2. The day on which or during which you are speaking, writing or signing. English = today, this day.
                                          
                                          
                                        
                                            3. On the very day which has already been identified (in the future or in the past) on which other actions also happen. English = that day, on that day, on that very day.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To be people or things that exist now, rather than those that existed in the past or those that may exist in the future. English = (be) present, (be) current.
                                          
                                          
                                        
                                            2.  Used immediately next to a sign which names a period of time ('morning', 'afternoon', 'night', 'year' etc.) to mean one of those periods of time which is happening now or closest to you. English = 'this morning', etc.
                                          
                                          
                                        As Modifier
                                            1.  Used at the beginning of a sentence or immediately next to a verb to mean the action takes place at the time of talking, writing or signing and not some other time. English = now, at present, presently, currently, at the moment.
                                          
                                          
                                        
                                            2. Used at the beginning, end, or beginning and end of a sentence, or immediately next to a verb to mean the action takes place on the day when you are signing, talking or writing. English = today, on this day.
                                          
                                          
                                        
                                            3.  Used at the beginning, end, or beginning and end of a sentence, or immediately next to a verb to mean the action takes place on a day you have already located. English = on that day, at that time.
                                          
                                          
                                        
                                            4.  Used at the beginning of a sentence to mean the action takes place or the situation exists at this time in history. English = nowadays.
                                          
                                          
                                         
                  
                      