Webster's Revised Unabridged Dictionary · 1913

Flagon

Flagon , noun

[French flacon, for flascon, from Old French flasche, from Late Latin flasco. See Flask.]

A vessel with a narrow mouth, used for holding and conveying liquors. It is generally larger than a bottle, and of leather or stoneware rather than of glass.
A trencher of mutton chops, and a flagon of ale. — Macaulay