by gum

idiom

informal + old-fashioned
used to show surprise or determination
I looked it up, and by gum, she was right!
By gum, I really mean it this time!

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Cite this Entry

“By gum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20gum. Accessed 19 Apr. 2024.

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