to have a big mouth
phrase
1
: to talk excessively, loudly, or in an offensive way
2
: to reveal things publicly that are meant to be kept private
Cite this Entry
“To have a big mouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/to%20have%20a%20big%20mouth. Accessed 13 Dec. 2025.
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Merriam-Webster unabridged
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