Scandalum magnatum

·- A defamatory speech or writing published to the injury of a person of dignity;

— usually abbreviated scan. mag.

scandalum
scandălum, i, n., = σκάνδαλον, that which causes one to stumble, a stumblingblock (eccl. Lat.). * I...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.