• synonyms

Cosa Nostra

[koh-zuh nohs-truh]
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  1. a secret association engaged in organized crime in the U.S., modeled after and affiliated with the Mafia.

Origin of Cosa Nostra

1960–65; < Italian: literally, our affair
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for cosa nostra

Cosa Nostra

  1. the branch of the Mafia that operates in the US

Word Origin

Italian, literally: our thing
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

Word Origin and History for cosa nostra

1963, "the Mafia in America," from Italian, literally "this thing of ours."

Online Etymology Dictionary, © 2010 Douglas Harper