The Collaborative International Dictionary of English v.0.48:

Mummery \Mum"mer*y\, n.; pl. Mummeries. [F. momerie, of Dutch
   or German origin. See Mumm.]
   1. Masking; frolic in disguise; buffoonery.
      [1913 Webster]

            The mummery of foreign strollers.     --Fenton.
      [1913 Webster]

   2. Farcical show; hypocritical disguise and parade or
      ceremonies. --Bacon.
      [1913 Webster]

WordNet (r) 3.0 (2006):

mummery
    n 1: meaningless ceremonies and flattery [syn: mummery,
         flummery]