'Monsignore' definitions:
Definition of 'Monsignore'
From: GCIDE
- Monsignore \Mon`si*gno"re\, n.; pl. Monsignors. [It., my lord. Cf. Monseigneur.] My lord; -- an ecclesiastical dignity bestowed by the pope, entitling the bearer to social and domestic rank at the papal court. (Abbrev. Mgr.) [1913 Webster]