someone's knees are knocking
idiom
informal
—used to say that a person's knees are shaking from nervousness or fear
Her knees were knocking in terror.
Dictionary Entries Near someone's knees are knocking
someone's knees are knocking
Cite this Entry
“Someone's knees are knocking.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/someone%27s%20knees%20are%20knocking. Accessed 31 Dec. 2024.
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Merriam-Webster unabridged
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