pingo

noun3

1. •
   A conical mound of earth with an ice core caused by permafrost uplift, particularly if lasting more than a year.

   • The greatest variation in cover thickness, as determined from collapsed pingos, is in irregularly shaped pingos, or those with asymmetrically located ice-cores. — 1963
2. •
   (old-fashioned) A flexible pole supported on one shoulder, with a load suspended from each end.

   • The Gańga-vaṇṣa minissu are the washers of the Oliya caste, who are not only a low caste, but come below the Paduvó and Berawáyó, and are the only caste who will carry the pingoes of the smiths. — 1887
3. •
   (old-fashioned) A measure of weight equivalent to that which can be carried using a pingo, perhaps about 55 pounds (25 kilograms) (see the 2013 quotation).

   • Upon reaching this quantity, the tribute decreased one pingo annually until the number was reduced to five. — 1833