'Foy' definitions:

Definition of 'Foy'

From: GCIDE

Foy \Foy\ (foi), n. [F. foi, old spelling foy, faith. See Faith.]
1. Faith; allegiance; fealty. [Obs.] --Spenser. [1913 Webster]
2. A feast given by one about to leave a place. [Obs.] [1913 Webster]
He did at the Dog give me, and some other friends of his, his foy, he being to set sail to-day. --Pepys. [1913 Webster]