what's this about

idiom

Definition of what's this about

used before stating something that one has heard about to ask if it is true, if it exists, it really happened, etc. What's this I hear about your getting engaged?What's this about a letter? You never told me she wrote you a letter.

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Dictionary Entries Near what's this about

what's the use

what's this about

what's up?

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Cite this Entry

“What's this about.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/what%27s%20this%20about. Accessed 26 Oct. 2021.

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