∙ A serving vessel or container, circular in cross-section and typically higher than it is wide, with a relatively small mouth or spout, an ear handle and often a stopper or top.
∙ The amount that a jug can hold.
∙ Jail. slang
∙ A woman's breasts. vulgar, slang, chiefly in the plural
∙ A kettle. New Zealand
Verb
∙ To stew in an earthenware jug etc. transitive
∙ To put into jail. transitive, slang
∙ To utter a sound like "jug", as certain birds do, especially the nightingale. intransitive
∙ To nestle or collect together in a covey. intransitive, of quails or partridges