someone's knees are knocking

idiom

Definition of someone's knees are knocking

informal
used to say that a person's knees are shaking from nervousness or fear Her knees were knocking in terror.

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Dictionary Entries Near someone's knees are knocking

someone's heart sinks

someone's knees are knocking

someone's life depends on (something)

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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 26 Nov. 2021.

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