ಅರ್ಥ : The secrecy of police officers who lie or look the other way to protect other police officers.
							ಉದಾಹರಣೆ : 
							The blue wall cracked when some officers refused to take part in the cover-up.
							
ಸಮಾನಾರ್ಥಕ : blue wall of silence, wall of silence