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pooh-pooh theory

noun
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Definition of pooh-pooh theory

: a theory that language originated in interjections which gradually acquired meaning — compare bowwow theory, dingdong theory

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“Pooh-pooh theory.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pooh-pooh%20theory. Accessed 19 Oct. 2020.

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