'Seigniory' definitions:

Definition of 'seigniory'

noun

The estate of a seigneur [syn: seigneury, seigniory, signory]

noun

The position and authority of a feudal lord [syn: seigniory, seigneury, feudal lordship]

From: GCIDE

Seigniory \Seign"ior*y\, n.; pl. -ies. [OE. seignorie, OF. seigneurie, F. seigneurie; cf. It. signoria.]
1. The power or authority of a lord; dominion. [1913 Webster]
O'Neal never had any seigniory over that country but what by encroachment he got upon the English. --Spenser. [1913 Webster]
2. The territory over which a lord holds jurisdiction; a manor. [Written also seigneury, and seignory.] [1913 Webster]