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We found 8 dictionaries with English definitions that include the word blue wall: Click on the first link on a line below to go directly to a page where "blue wall" is defined. General (8 matching dictionaries) blue wall: Vocabulary.com [home, info] blue wall: Dictionary.com [home, info] Blue Wall, The Blue Wall: Wikipedia, the Free Encyclopedia [home, info] blue wall: Rhymezone [home, info] blue wall: Free Dictionary [home, info] blue wall: Mnemonic Dictionary [home, info] blue wall: LookWAYup Translating Dictionary/Thesaurus [home, info] blue wall: Dictionary/thesaurus [home, info]

Quick definitions from WordNet (blue wall) ▸ noun:  the secrecy of police officers who lie or look the other way to protect other police officers ("The blue wall cracked when some officers refused to take part in the cover-up")