(UK) A legal injunction which also prohibits any mention of its existence to the media or public.
2010, Steve Doughty, The Daily Mail, 23 Aug 2010:Miss Perroncel was at the centre of a legal row in January when former England captain John Terry took out a super-injunction – a court order so secret that no one was supposed even to mention its existence – to stop any publication of allegations that he had had an affair with her.
2011, John Plunkett, The Guardian, 26 Apr 2011:BBC presenter Andrew Marr said on Tuesday he had taken out a superinjunction to protect his family's privacy.