Slump n the. another name for the →
Depression
slump
vb intr
1 to sink or fall heavily and suddenly
3 (of business activity, etc.) to decline suddenly; collapse
4 (of health, interest, etc.) to deteriorate or decline suddenly or markedly
5 (of soil or rock) to slip down a slope, esp. a cliff, usually with a rotational movement
n
6 a sudden or marked decline or failure, as in progress or achievement; collapse
7 a decline in commercial activity, prices, etc.
8 (Economics) another word for →
depression
10 a slipping of earth or rock; landslide
(C17: probably of Scandinavian origin; compare Low German slump bog, Norwegian slumpa to fall)
slump test
n (Brit) a test to determine the relative water content of concrete, depending on the loss in height (slump) of a sample obtained from a cone-shaped mould