earthscraper
earth·scra·per
earthscraper · earthscrapers
A building that is built undergroundA building that is built underground; a subterranean skyscraper.
UK/ɜːθˈskɹeɪp.ə(ɹ)/US/ˈɝθˌskɹeɪp.ɚ/
Meaning
2 sensesA building that is built underground; a subterranean skyscraper.
Synonym of bellyscraper (“a piece of heavy equipment”).