See also: log dump (def. 2)
- 1910  The men at "the dump" were piling the logs on huge skidways, thirty feet high.
- 1942  (1946)  A log dump, or "the dump," is commonly a trestle built out over water. Generally an apron of piles slopes down from it and the logs roll down this when they are dumped from the cars.
- 1964  From here, logs would be taken to a "dump" at the river's edge where they waited in great log piles for the spring drive.
3 n. on a portage, a staging point or resting place, where pieces of cargo are dropped before being packed to the next point.
See also: pose (def. 2)
- 1941  This is the longest of the three big portages and the freight is relayed across in three dumps.
4 † n. a place where waste is dumped, as slag from mines, refuse from cities, and other detritus.
See also: garbage dump
- 1923  (1929)  Even in a dump exposed to the air, coal generates heat and gas.
- 1966  The striking Vancouver Civic Employees Union (Outside Workers) will pull their pickets from the dump for a 24-hour period starting at midnight today.
5 n. a waterfall
- 1945  The line was still going out when the fish went over the dump and made a slicing scoot for that old windfall. . . . It [a large salmon] was now heading for a fall, or "dump", that I could not attempt to navigate and live.