verb (used without object)


Origin of slump

1670–80; orig., to sink into a bog or mud; perhaps imitative (cf. plump2)
Related formsun·slumped, adjectiveun·slump·ing, adjective

Synonyms for slump Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for slump

Contemporary Examples of slump

Historical Examples of slump

  • He'd heard these rumours about a slump, and he's fifty years old at that.

    The Spenders

    Harry Leon Wilson

  • Others not less popular had to do with the reasons for the slump.

    The Spenders

    Harry Leon Wilson

  • There was no weak fiber that would let her slump before this emergency.

    Rim o' the World

    B. M. Bower

  • If a slump of any kind comes, he will be without a prop to lean on.

  • The slump was still in evidence and the work was light until Thursday.

    Left End Edwards

    Ralph Henry Barbour

British Dictionary definitions for slump


verb (intr)

to sink or fall heavily and suddenly
to relax ungracefully
(of business activity, etc) to decline suddenly; collapse
(of health, interest, etc) to deteriorate or decline suddenly or markedly
(of soil or rock) to slip down a slope, esp a cliff, usually with a rotational movement


a sudden or marked decline or failure, as in progress or achievement; collapse
a decline in commercial activity, prices, etc
economics another word for depression
the act of slumping
a slipping of earth or rock; landslide

Word Origin for slump

C17: probably of Scandinavian origin; compare Low German slump bog, Norwegian slumpa to fall



the Slump another name for the Depression
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for slump

1670s, "fall or sink into a muddy place," probably from a Scandinavian source, cf. Norwegian and Danish slumpe "fall upon," Swedish slumpa; perhaps ultimately of imitative origin. Related: Slumped; slumping.

The word "slump," or "slumped," has too coarse a sound to be used by a lady. [Eliza Leslie, "Miss Leslie's Behaviour Book," Philadelphia, 1839]

Economic sense from 1888.


"act of slumping, slumping movement," 1850; "heavy decline in prices on the stock exchange," 1888, from slump (v.). Generalized by 1922 to "sharp decline in trade or business."

Online Etymology Dictionary, © 2010 Douglas Harper