Right Honourable

adjective
  1. (in Britain and certain Commonwealth countries) a title of respect for a Privy Councillor or an appeal-court judge
  2. (in Britain) a title of respect for an earl, a viscount, a baron, or the Lord Mayor or Lord Provost of any of certain cities
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