Doonesbury by Garry Trudeau for August 13, 1971
Transcript:
Bob: O.K., Bub, F.B.I.!! What happened here? Man: It's my store, officer! They've hit my store again! Bob: Let's not get emotional, fella!! Who is "they"? Man: Cosa Nostra, who else? Same as always! Bob: Cosa Nostra...Hmmm...Never heard of him... Car four...get me a lead on "Nostra," first name "Cosa"... Yeah, armed and dangerous.
For those who don’t know, like me, Cosa Nostra is the Sicilian Mafia; it’s Italian for “our thing” in that lovely way legitimate businesses describe themselves.