let the grass grow under one's feet
idiom
: to wait before doing something or to do something slowly
—used in negative statements
He has never been one to let the grass grow under his feet.
Cite this Entry
“Let the grass grow under one's feet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/let%20the%20grass%20grow%20under%20one%27s%20feet. Accessed 28 Nov. 2025.
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Merriam-Webster unabridged
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