shoot one's mouth off
idiom
informal
: to talk foolishly, carelessly, or too much about something
Try not to shoot your mouth off about this to anyone.
Cite this Entry
“Shoot one's mouth off.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/shoot%20one%27s%20mouth%20off. Accessed 30 Oct. 2025.
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Merriam-Webster unabridged
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