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  • cave-in
    cave-in
    noun
    a collapse, as of anything hollow.
  • cave in
    cave in
    verb
    to collapse; subside
Synonyms

cave-in

American  
[keyv-in] / ˈkeɪvˌɪn /

noun

  1. a collapse, as of anything hollow.

    the worst cave-in in the history of mining.

  2. a place or site of such a collapse.

  3. submission to something or someone previously opposed or resisted.

    His cave-in to such unreasonable demands shocked us.


cave in British  

verb

  1. to collapse; subside

  2. informal to yield completely, esp under pressure

"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

noun

  1. the sudden collapse of a roof, piece of ground, etc, into a hollow beneath it; subsidence

  2. the site of such a collapse, as at a mine or tunnel

  3. informal an instance of yielding completely, esp under pressure

"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
cave in Idioms  
  1. Fall in, collapse, as in The earthquake made the walls cave in . [Early 1700s]

  2. Give in, admit defeat, as in The prosecutor's questions soon made the witness cave in . [Early 1800s]

  3. Collapse, faint, or die from exhaustion, as in After a twenty-mile hike I caved in . [Mid-1800s]


Etymology

Origin of cave-in

First recorded in 1700–10; noun use of verb phrase cave in

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Mr. Krivak suspensefully spaces out the events of the cave-in, interweaving them with the quiet drama of Ondro’s life as a survivor.

From The Wall Street Journal Feb. 26, 2026

And they do not suggest massive subsidence or a cave-in of the mountain.

From BBC Jun. 25, 2025

They have not said what caused the cave-in, but the region is prone to landslides, earthquakes and floods.

From Reuters Nov. 21, 2023

However, according to a Newsweek article that comprehensively details the changes, it appears more likely that rights issues from Fox 5 in Atlanta were the issue, not a political cave-in.

From Washington Times Jul. 26, 2023

When a cave-in threatened, or actually occurred, when delicately measured explosives were being laid down, when a difficult seam was hit.”

From "I, Robot" by Isaac Asimov

Those excavations were designed to determine how people collected and used plants inside the cave in the distant past.

From Science Daily Sep. 15, 2026

Phil Cordell, a retired Hilton executive, first visited the cave in 2019 after a local guide led him there.

From The Wall Street Journal Sep. 8, 2026

Yet, every day ends with him retreating to his cave in exhaustion.

From Los Angeles Times Aug. 26, 2026

Blasted into 1.9 billion-year-old stable bedrock in Eurajoki, southwest Finland, the geological repository for spent nuclear waste -- dubbed Onkalo which means "cave" in Finnish -- is nearly ready to start operations.

From Barron's Jun. 1, 2026

So each side was aware that the other was also making its way toward the cave in the mountains.

From "The Amber Spyglass" by Philip Pullman

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