sump
Pronunciation Noun

sump (plural sumps)

  1. A hollow or pit into which liquid drains, such as a cesspool, cesspit or sink.
  2. The lowest part of a mineshaft into which water drains.
  3. A completely flooded cave passage, sometimes passable by diving.
  4. (automotive) The crankcase or oil reservoir of an internal combustion engine.
  5. (nautical) The pit at the lowest point in a circulating or drainage system (FM 55-501).
  6. (construction) An intentional depression around a drain or scupper that promotes drainage.
Translations Translations
  • German: Schachtsumpf
  • Russian: зумпф
Translations Translations
  • German: Ölsumpf
  • Portuguese: cárter
  • Spanish: cárter
Translations Translations Verb

sump (sumps, present participle sumping; past and past participle sumped)

  1. (intransitive) Of a cave passage, to end in a sump, or to fill completely with water on occasion.
    We discovered a new passage, but it sumped after 100 metres.
    This low passage sumps quickly after moderate rainfall.



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