What does agister or agistor mean?
The definition of agister and agistor
A*gist”er, A*gist”or, n.
Etym: [Anglo-Norman agistour.] (Law)
(a) Formerly, an officer of the king’s forest, who had the care of cattle agisted, and collected the money for the same; — hence called gisttaker, which in England is corrupted into guest-taker.
(b) Now, one who agists or takes in cattle to pasture at a certain rate; a pasturer. Mozley & W.