Lot dwelt in a cave, he and his daughters. Gen 19.
Caves were also used for the burial of the dead.
Abraham buried Sarah in the cave of the field of Machpelab. Gen 23.
Bacon applies the word to the ear, the cave of the ear; but this application is unusual.
, v.i. To dwell in a cave.
To cave in, to fall in and leave a hollow, as earth on the side of a well or pit. When in digging into the earth, the side is excavated by a falling of a quantity of earth, it is said to cave in.