let down one's guard

idiom

: to relax and stop being careful and alert
She never lets down her guard

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letdown
let down one's guard
let go of
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Cite this Entry

“Let down one's guard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/let%20down%20one%27s%20guard. Accessed 30 Oct. 2025.

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