slump-n; 3 Senses

Sense Number 1: a trend of lower performance or activity

Commentary: SLUMP[+activity][+performance][+specific][+decreased]
NOTE: refers to decreases in performance or activity of itemized entities.

The team's two best batters have had a slump so far this season.
There has been a slump in attendance at ballet performances this year.
John's been in a real slump ever since he broke up with Mary.
Stocks in the energy sector have rebounded after their recent slump.

WordNet 3.0 Sense Numbers: 1

Sense Number 2: a period of economic downturn

Commentary: SLUMP[+state][+economic][+general][+downturn]
NOTE: refers to a general state of economic downturn, not itemized entities

During the housing slump these properties lost a third of their value. (Note: the slump refers to a general, widespread housing downturn, not just 'these properties'
There are signs that Germany may be coming out of its long economic slump.
Economists describe it as a post-election slump.

WordNet 3.0 Sense Numbers: 2

Sense Number 3: a downward slide of land or rock

Commentary: SLUMP[+form][+geological][+slide][+downward][+land]

The geologist pointed out a large slump of sandstone.
Water ran down the slump, causing erosion of the limestone.

WordNet 0.0 Sense Numbers: 2