Murder, Inc., an organized network of gangsters in the United States founded in the 1930s by Louis 'Lepke' Buchalter to carry out assassinations and assaults for money; (more generally) any group of organized and violent criminals. Murder, Incorporated = Murder, Inc.
1940 N.Y. World-Telegram 18 Mar. 4/3 As prominent as Reles and Goldstein were in gang circles, neither of them was the president of *Murder, Inc.
1940 N.Y. Times 22 Apr. 14/5 The principal speaker..drew a parallel between '*Murder Incorporated', recently uncovered by Brooklyn District Attorney William O'Dwyer's investigations, and 'Moral Murder Incorporated' as represented by the cloak of academic freedom thrown around a man and his pagan theories of sex morality'.

