The condition of a cheese that breaks away when cut often applicable to blue veins.
                                                            
                                                     
                        
                                                
                        
                        
                            apt to break into small fragments or disintegrate; "crumbly cookies" 
                                                            
                                                     
                        
                                                
                        
                        
                            A cheese is considered crumbly when it breaks away or crumbles when cut -often applicable to Blue Veins and vintage Cheddars.