Keywords: demonstration, protest, picket, placard, demonstrate
Sign Definition
As a Noun
                                            1.  A public meeting or march which is held by people to show their opposition to something or their support for it. English = demonstration, protest.
                                          
                                          
                                        
                                            2.  A group of people, usually trade union members, who stand outside a place of work in order to protest about something, to prevent people from going in, or to persuade the workers to join a strike. English = picket.
                                          
                                          
                                        
                                            3.  A large notice that is carried in a march or demonstration or is displayed in a public place. English = placard.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To take part in a march or a meeting to show your opposition to something or your support for it. English = demonstrate, protest.
                                          
                                          
                                        
                                            2.  Of a group of people, usually trade union members, to stand outside a place of work in order to protest about something, to prevent people from going in, or to persuade the workers to join a strike. English = picket.
                                          
                                          
                                        
                                            3.  To hold a placard.
                                          
                                          
                                         
                  
                      