We found 5 dictionaries that define the word sixty four thousand dollar question:

General (4 matching dictionaries)

1. sixty-four thousand dollar question: Oxford Learner's Dictionaries
2. sixty-four thousand dollar question, sixty-four thousand dollar question: Collins English Dictionary
3. sixty-four thousand dollar question: Wiktionary
4. sixty-four thousand dollar question: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

5. the sixty-four-thousand-dollar question: Idioms

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