1899, in the meaning defined above
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“Butt in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butt%20in. Accessed 4 Oct. 2022.
More from Merriam-Webster on butt in
Nglish: Translation of butt in for Spanish Speakers
Britannica English: Translation of butt in for Arabic Speakers
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