someone's mind is playing tricks on him/her
idiom
—used to say that someone is not thinking clearly
He was so tired his mind was playing tricks on him.
Cite this Entry
“Someone's mind is playing tricks on him/her.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/someone%27s%20mind%20is%20playing%20tricks%20on%20him%2Fher. Accessed 3 Mar. 2025.
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Merriam-Webster unabridged
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