Definition of "duumvirate" []

• Any of various two-man executive boards in the Roman Republic. (noun)
• A regime or partnership of two persons. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "UPDATE: (June 17) The duumvirate has struck a working committee!"
• "In which case, it's possible that Putin will become the victim of his own creation -- Medvedev's "successorship" and the power duumvirate."
• ""The fortysomethings who now dominate the Cabinet have left it far too late to move against the Blair-Brown duumvirate that held the party in thrall for too long"."