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cave–in

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noun \ˈkāv-ˌin\

Simple Definition of cave–in

  • : an occurrence in which something (such as the roof or walls of a building or cave) suddenly falls down or inward

Source: Merriam-Webster's Learner's Dictionary

Full Definition of cave–in

  1. 1 :  the action of caving in

  2. 2 :  a place where earth has caved in

1860

First Known Use of cave–in

1860


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