Related Clues:

• Tankard
• Short-necked bottle
• Large rounded bottle as for cider
• A large rounded bottle as for cider
• Large round bottle as for cider
• Large rounded bottle, may contain cider
• Large vessel for beverages
• Large rounded bottle for cider or wine
• Large vessel with a handle and spout
• That sounds like where in the sea one could get a flat
• A staff may have one, perhaps, with drink in it
• There's something flying on the jar
• A large vessel with a standard flying from it?
• A pole may have a vessel like this
• A vessel with what's flying from the mast on it