Language: en
Meaning: (idiomatic)A well-knownconvention(often the most well-known of a certain field) which supposedly can not or should not be broken.2016September 29, Cathy Locke, “Philosopher Cornel West calls honesty, integrity ‘countercultural’”, inThe Sacramento Bee[1], archived fromthe originalon30 September 2018:A “hood,” he said, isn’t necessarily a neighborhood, adding that the same culture is seen on Wall Street, “where the11th commandmentis ‘Thou shalt not get caught.’ ”2018September 8, Duncan Campbell, “After the Hatton Garden heist: 'The actors will profit more than the criminals'”, inThe Guardian[2], archived fromthe originalon30 September 2018:Some of the accused did not know Basil’s real identity; the others stuck by the old-school criminal’s11th commandment, “Thou shalt not grass.”
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