Sump (?), n. [Cf. G. sumpf a sump in a mine, a swamp, akin to LG. sump, D. somp a swamp, Dan. & Sw. sump, and perhaps to E. swamp.]

1. Metal.

A round pit of stone, lined with clay, for receiving the metal on its first fusion.



The cistern or reservoir made at the lowest point of a mine, from which is pumped the water which accumulates there.


A pond of water for salt works.



A puddle or dirty pool.

[Prov. Eng.]

Sump fuse, a fuse used in blasting under water. -- Sump men Mining, the men who sink the sump in a mine.


© Webster 1913.

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