Meaning of Canossa

Ca•nos•sa

Pronunciation: (ku-nos'uIt.kä-nôs'sä), [key]
— n.
  1. a ruined castle in N Italy: scene of the penance of Emperor Henry IV of the Holy Roman Empire before Pope Gregory VII in 1077.
  2. to humble oneself.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.