A rule or code that prohibits speaking or divulging information about certain activities, especially the activities of a criminal organization.
In Sicily, a policy or code of keeping silent about crimes and refusing to cooperate with the police.
Alternative spelling of omertÃ .
Origin of omerta
- Italian omertà probably from alteration (influenced by Sicilian omu, man) of Spanish hombredad manliness from Spanish hombre man ombre
From American Heritage Dictionary of the English Language, 5th Edition