Dictionary.com
Thesaurus.com
Synonyms

sixty-four thousand dollar question

British  

noun

  1. a crucial question or issue

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of sixty-four thousand dollar question

C20: an elaboration of the earlier sixty-four dollar question, so called from the top prize on the US radio show Take It or Leave It (1941–48)

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "sixty-four thousand dollar question" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com