'Mainor' definitions:

Definition of 'Mainor'

From: GCIDE

Mainor \Main"or\, n. [Anglo-Norm. meinoure, OF. manuevre. See Maneuver.] (O. Eng. Law) A thing stolen found on the person of the thief. [1913 Webster]
Note: A thief was said to be "taken with the mainor," when he was taken with the thing stolen upon him, that is, in his hands. --Wharton. --Bouvier. [1913 Webster]