Webster’s Revised Unabridged Dictionary · 1913
Pung
Pung (pŭng), n. [Etymol. uncertain.] A kind of plain sleigh drawn by one horse; originally, a rude oblong box on runners. [U.S.]
Sledges or pungs, coarsely framed of split saplings, and surmounted with a large crockery crate. Judd.
They did not take out the pungs to-day. E. E. Hale.