Keywords: yawn
Sign Definition
As a Noun
                                            1.  The act of opening your mouth wide and breathing in more air than usual. You often do this when you are tired or bored. English = yawn.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To open your mouth wide and breath in more air than usual, often because you are tired or bored. English = yawn.
                                          
                                          
                                         
                  
                      