An artificial cave.
1860. When you have built splendid habitations, be as willing to leave them as you would to leave a dug-out.Brigham Young, June 9: Journal of Discourses, viii. 293.
1881. Instead of dug-outs on the prairies, he found the farmers living in large, handsome frame houses.Chicago Times, April 16. (N.E.D.)
1885. Weve got a gallon of whisky good enough for an emperor in our dug-out, an we dont want any of your molasses and water.Admiral D. D. Porter, Incidents of the Civil War, p. 82.
1888. The roof of a flat dug-out is level with the earth, and as no grass consents to grow in these temporary villages, there is nothing to distinguish the upturned soil that has been used as a covering for the beams of the roof of a dwelling from any of the rest of the immediate vicinity . These Plainsmen all had dug-outs as places of retreat in case of fire.Mrs. Custer, Tenting on the Plains, pp. 605, 608.
1888. The sirocco winds drove the sands of the desolate desert into the dug-outs that served for the habitation of officers and men.Id., p. 687.