Webster's Revised Unabridged Dictionary · 1913

Fess

Fess , noun

[Old French fesse, faisse, French fasce, from Latin fascia band. See Fascia.]

(Heraldry) A band drawn horizontally across the center of an escutcheon, and containing in breadth the third part of it; one of the nine honorable ordinaries.
Collocations (1)
Fess point (Heraldry) , the exact center of the escutcheon. See Escutcheon.

Also: Fesse