See Also: sump(medicine)
sump'n(dictionary)
sump(dictionary)
sump(dictionary)
sump drain(medicine)
sump syndrome(medicine)
Dry Sump - Motor Sports(gambling)
Wet Sump - Motor Sports(gambling)

sump (iou)



sump noun & verb. ME.
[Middle & mod. Low German, Middle Dutch, or (in sense 2a) corresp. to German Sumpf rel. to SWAMP noun.]
A. noun.
A marsh, a swamp; (now dial.) a dirty pool or puddle. ME.
a. Mining. A pit or well sunk at the bottom of an engine shaft to collect superfluous water from the mine. Also (usu. dial.), a drift, a small underground shaft. M17.
b. Any pit, well, or hole used for collecting water or other fluid; spec. a cesspool. L17.
c. An underground passage or chamber in which water collects, esp. one which is flooded. M20.
A depression in the bottom of the crankcase of an internal-combustion engine, which serves as a reservoir of lubricating oil. E20.
Comb.: sump guard a cowling for protecting the sump of a motor vehicle from perforation on poor roads; sump-hole = senses 2a, b above.
b. verb intrans. Dig a sump or small shaft. E18.