pung | A glossary of provincial and local words used in England by Francis Grose

Pung
·noun A kind of plain sleigh drawn by one horse; originally, a rude oblong box on runners. ...

Webster's Dictionary of the English Language
pung
A rude sort of sleigh, or oblong box made of boards and placed on runners, used for drawing loads on...

Dictionary of American Words And Phrases by John Russell Bartlett.