Slump
/slʌmp/noun
To sink suddenly or heavily; also, a sudden decline or period of low performance.
Did you know?“Slump” is probably imitative in origin, meaning its harsh sound may have been chosen to mimic a heavy body or object dropping down rather than borrowed from a mystical root.
Etymological Timeline
16th Century
English
slump
“to drop or sink heavily; to fall into a heap”
17th Century
English
slump
“a heavy fall or sinking down; a state of dullness or inactivity”
18th Century
English
slumping
“drooping, sinking, or collapsing gradually”
19th Century
English
slump
“a sudden decline in prices, business, or activity”
Modern English
English
slump
“a sudden decline; to sink, sag, or perform poorly”