open Pandora's box

verb

To perform an action that causes problems to appear which did not exist beforehand, or were not known about prior.

Meanings

verbopen Pandora's box (third-person singular simple present opens Pandora's box, present participle opening Pandora's box, simple past and past participle opened Pandora's box)

present singular third person opens Pandora's box · participle present opening Pandora's box · participle past opened Pandora's box · past opened Pandora's box

  1. idiomaticTo perform an action that causes problems to appear which did not exist beforehand, or were not known about prior.

    It’s a thin line between charming, candy-flavored verisimilitude and craven commercialism, and if Spielberg ultimately stayed on the right side of it, “E.T.” nevertheless helped open a Pandora’s box of product placement.

    2022 August 4, Adam Nayman, “Five Sci-Fi Classics, One Summer: How 1982 Shaped Our Present”, in The New York Times

Translations

Finnish avata Pandoran lipas
  • avata Pandoran lipasto perform an action that causes problems
French ouvrir la boîte de Pandore
  • ouvrir la boîte de Pandoreto perform an action that causes problems
Polish otwierać puszkę Pandory, otworzyć puszkę Pandory
  • otwierać puszkę Pandoryto perform an action that causes problems
  • otworzyć puszkę Pandoryto perform an action that causes problems
Romanian deschide cutia Pandorei
  • deschide cutia Pandoreito perform an action that causes problems
Turkish Pandora'nın kutusunu açmak
  • Pandora'nın kutusunu açmakto perform an action that causes problems
Cite this entry
APA

open Pandora's box. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/open%20Pandora's%20box

MLA

“open Pandora's box.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/open%20Pandora's%20box. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “open Pandora's box,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/open%20Pandora's%20box.

Source: open Pandora's box on Wiktionary, CC BY-SA 4.0.