toby jug(n = noun.artifact) toby, toby fillpot jug - a drinking mug in the shape of a stout man wearing a three-cornered hat;
is a kind of mug

toby jug, n. a jug or mug for ale etc., usu. in the form of a stout old man wearing a three-cornered hat.

Etymology:
familiar form of the name Tobias

jug, jug band, jug wine, toby, toby fillpot jug, water jug, whiskey jug