what's the big idea

idiom

informal
—used to ask why someone is doing or saying something
Hey! What's the big idea!?

Dictionary Entries Near what's the big idea

what's the big deal?

what's the big idea

what's the difference?

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“What's the big idea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/what%27s%20the%20big%20idea. Accessed 20 Mar. 2023.

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