prey on (one's) mind(redirected from prey on mind)
prey on (one's) mind
To cause one a lot of worry, concern, or anxiety, especially for a long period of time. I know that money issues have been preying on his mind ever since the company began issuing pay cuts. I really acted like a jerk on Friday night, and it's been preying on my mind all weekend long.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
ˌprey on somebody’s ˈmind(also ˌplay on somebody’s ˈmind) worry or trouble somebody very much: The death of his father is really preying on his mind at the moment. He thinks it was his fault. ♢ The question of whether to accept the new job and move to Scotland had been playing on his mind for days.
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