sump

sump

noun \ˈsəmp\

Definition of SUMP

1

: a pit or reservoir serving as a drain or receptacle for liquids: as a : cesspool b : a pit at the lowest point in a circulating or drainage system (as the oil-circulating system of an internal combustion engine) c chiefly British : oil pan

2

British : crankcase

3

[German Sumpf, literally, marsh, from Middle High German — more at swamp] a : the lowest part of a mine shaft into which water drains b : an excavation ahead of regular work in driving a mine tunnel or sinking a mine shaft

4

: something resembling a sump : sink 2

Origin of SUMP

Middle English sompe swamp — more at swamp

First Known Use: 1653

Rhymes with SUMP

bump, chump, clomp, clump, comp, crump, dump, flump, frump, grump, hump, jump, lump, plump, pump, rump, schlump, slump, stump, thump, trump, tump, ump, whump