Wanting purity; foul; bad; noxious; as, vicious air, water, etc.
                                                            
                                                     
                        
                                                
                        
                        
                            Not well tamed or broken; given to bad tricks; unruly; refractory; as, a vicious horse.
                                                            
                                                     
                        
                                                
                        
                        
                            marked by deep ill will; deliberately harmful; "a malevolent lie"; "poisonous hate...in his eyes"- Ernest Hemingway; "venomous criticism"; "vicious gossip"