put one's money where one's mouth is
idiom
informal
: to give or spend money or take some action in order to do or support something that one has been talking about
It's time for the mayor to put his money where his mouth is and increase funding for schools.
Cite this Entry
“Put one's money where one's mouth is.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/put%20one%27s%20money%20where%20one%27s%20mouth%20is. Accessed 15 Jul. 2025.
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Merriam-Webster unabridged
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