'Miniver' definitions:

Definition of 'miniver'

From: WordNet
noun
Trimming on ceremonial robes consisting of white or light grey fur

Definition of 'Miniver'

From: GCIDE
  • Miniver \Min"i*ver\, n. [See Meniver.] A fur esteemed in the Middle Ages as a part of costume. It is uncertain whether it was the fur of one animal only or of different animals. [1913 Webster]