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canteen culture

British  

noun

  1. the alleged clannishness of the police force, whereby the prevalent attitudes inhibit officers from reporting or speaking out against malpractice, racism, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The same officer said the force's "canteen culture, as it's called, is so deep and strong that it's impossible to get rid of".

From BBC