iceberg basement

noun

An extensive luxurious basement added to a home to avoid the difficulties of building an extension above ground.

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Meanings

nouniceberg basement (plural iceberg basements)

plural iceberg basements

  1. UKderogatoryinformalAn extensive luxurious basement added to a home to avoid the difficulties of building an extension above ground.

    According to Joe Gamp, a journalist for Express, Britons have complained about the palace's plan to build a two-story iceberg basement.

    2018 June 26, “Prince William, Kate Middleton's 'Ridiculous' Basement Expansion Sparks Debate”, in International Business Times

Origin

So called because the greater part of an iceberg remains below sea level.

Full word history & related roots →
Cite this entry
APA

iceberg basement. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/iceberg%20basement

MLA

“iceberg basement.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/iceberg%20basement. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “iceberg basement,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/iceberg%20basement.

Source: iceberg basement on Wiktionary, CC BY-SA 4.0.