hollowed out

1. participlepastsimple past and past participle of hollow out

alternative hollowed-out

1. not comparableThat has been hollowed out, that has been made hollow.

   [F]or I may as well say at once that these hollowed-out caves were nothing more nor less than vast catacombs, in which for tens of ages the mortal remains of the great extinct race whose monuments surrounded us had been first preserved[.]

   1886 October – 1887 January, H[enry] Rider Haggard, She: A History of Adventure, London: Longmans, Green, and Co., published 1887, →OCLC