1.a noticeable deterioration in performance or quality;
the team went into a slump
2.a long-term economic state characterized by unemployment and low prices and low levels of trade and investment
1.assume a drooping posture or carriage
2.fall or sink heavily;
He slumped onto the couch
3.fall heavily or suddenly; decline markedly;
The real estate market fell off
4.go down in value;
the stock market corrected