# sixty-four dollar question

> English word · Noun

## Definitions
1. Synonym of million-dollar question.

## Etymology
From the American radio quiz show The $64 Question (1950-52), based on cultural and linguistic antecedents as discussed at million-dollar question.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sixty-four-dollar-question