prey on/upon someone's mind

idiom

: to make someone worry : to be constantly on someone's mind
Her growing debts preyed on her mind.
The thought that he could have done better preyed on his mind.

Dictionary Entries Near prey on/upon someone's mind

Cite this Entry

“Prey on/upon someone's mind.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prey%20on%2Fupon%20someone%27s%20mind. Accessed 2 Feb. 2023.

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