Slump Full definition of slump Verb (intransitive ) To collapse heavily or helplessly .Exhausted, he slumped down onto the sofa. (intransitive ) To decline or fall off in activity or performance .Real estate prices slumped during the recession. 2011, October 29 , Phil McNulty , Chelsea 3 - 5 Arsenal , The Gunners captain demonstrated his importance to the team by taking his tally to an outstanding 28 goals in 27 Premier League games as Chelsea slumped again after their shock defeat at QPR last week. (intransitive ) To slouch or droop . (transitive ) To lump ; to throw together messily. Sir W. HamiltonThese different groups ... are exclusively slumped together under that sense. To fall or sink suddenly through or in, when walking on a surface, as on thawing snow or ice, a bog, etc. BarrowThe latter walk on a bottomless quag, into which unawares they may slump . Noun A heavy or helpless collapse; a slouching or drooping posture ; a period of poor activity or performance, especially an extended period. (Scotland, UK, dialect ) A boggy place. (Scotland ) The noise made by anything falling into a hole, or into a soft, miry place. (Scotland ) The gross amount ; the mass ; the lump . © Wiktionary
