blue wall

/blu wɔl/

Other forms: blue walls

Definitions of blue wall

1. 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”

   synonyms: blue wall of silence, wall of silence

   type of:

   cover-up

   concealment that attempts to prevent something scandalous from becoming public