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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:

The shoddy construction, Slepcevic said, made it difficult for rescuers trying to access tight spaces filled with debris, the danger of a cave-in ever present.

From The Wall Street Journal Jul. 9, 2026

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

From BBC Jun. 25, 2025

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

From Reuters Nov. 27, 2023

And he faults the homeowners association for failing to take aggressive action to alleviate the risks between the first cave-in and the implosion in March.

From Los Angeles Times Aug. 15, 2023

Opposite the cave-in, the tunnel terminated after a hundred feet, confirming her fear.

From "The Underground Railroad: A Novel" by Colson Whitehead

Mr. Huling describes a cave in Florida that was walloped by a powerful, once-in-a-century hurricane, drowning almost all of the 4 million bats inside.

From The Wall Street Journal Jun. 19, 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

The cave in question is frequented by villagers looking for gold deposits, Bounkham Luanglath, who leads the Laos' Rescue Volunteer for People, told the Associated Press.

From BBC May 26, 2026

Then the stage lit up to show a carved-out cave in a cliffside, housing an absolutely killer all-femme backing band in the grotto and a full company of dancers in every hue of the Americas.

From Los Angeles Times Apr. 13, 2026

“I’m thinking a cave in the hills,” Apollo mused.

From "The Last Olympian" by Rick Riordan

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