Webster’s Revised Unabridged Dictionary · 1913
Dugout
Dug′out′ (dŭg′out), n. 1. A canoe or boat dug out from a large log. [U.S.]
A man stepped from his slender dugout. G. W. Cable.
2. A place dug out.
3. A house made partly in a hillside or slighter elevation. [Western U.S.] Bartlett.