Word.ws English Dictionary

billion-dollar question

billion-dollar question noun: synonym of million-dollar question.

Noun

billion-dollar question (plural billion-dollar questions)

  1. Synonym of million-dollar question.

Synonyms of billion-dollar question

Forms of billion-dollar question

pluralbillion-dollar questions

Questions about billion-dollar question

What does billion-dollar question mean?
Billion-dollar question means synonym of million-dollar question.
What part of speech is billion-dollar question?
Billion-dollar question is a noun.
What is the plural of billion-dollar question?
The plural of billion-dollar question is billion-dollar questions.

Words near billion-dollar question in the dictionary

  1. billion dollar question
  2. billion dollar questions
  3. billion laughs
  4. billion laughs attacks
  5. billion-dollar grass
  6. billion-dollar question
  7. billion-dollar questions
  8. billionaire
  9. billionairedom
  10. billionaires
  11. Billionaires' Row

Source and license

Adapted from Wiktionary: billion-dollar question (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-billion-dollar question.wav.

Cite this entry: “billion-dollar question.” Word.ws, https://word.ws/billion-dollar_question. Based on Wiktionary, CC BY-SA 4.0.