definition of
slump

[1] #1 slump v. [slouch] assume a drooping posture or carriage. wn

[2] #2 slump n. [slack, drop-off, falloff, falling off] a noticeable deterioration in performance or quality; "the team went into a slump"; "a gradual slack in output"; "a drop-off in attendance"; "a falloff in quality". wn

[3] #3 slump v. [slide down, sink] fall or sink heavily; "He slumped onto the couch"; "My spirits sank". wn

[4] #4 slump v. [fall off, sink] fall heavily or suddenly; decline markedly; "The real estate market fell off". wn

[5] #5 slump n. [depression, economic crisis] a long-term economic state characterized by unemployment and low prices and low levels of trade and investment. wn