rent-free in my head
/ˌrent ˈfriː ɪn maɪ hed/
Meaning
Describes someone or something that you cannot stop thinking about, typically an adversary, an annoying comment, or an embarrassing memory. It implies that the person or thought is occupying your mental space without your permission and without offering anything in return.
Examples
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That embarrassing thing I said in high school still lives rent-free in my head.
That embarrassing thing I said in high school still lives rent-free in my head.
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Don't let his negative comments live rent-free in your head all weekend.
Don't let his negative comments live rent-free in your head all weekend.
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That catchy commercial jingle has been living rent-free in my head for three days.
That catchy commercial jingle has been living rent-free in my head for three days.
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He claims he doesn't care about his rivals, but they are clearly living rent-free in his head.
He claims he doesn't care about his rivals, but they are clearly living rent-free in his head.
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The plot twist in that movie is going to live rent-free in my head for a long time.
The plot twist in that movie is going to live rent-free in my head for a long time.
Common Mistakes
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✗ His insult is staying in my head without paying rent.
✓ His insult is living rent-free in my head.
This is a fixed idiom. Translating it literally or changing the verbs destroys the slang effect.
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✗ I have that song rent-free in my head.
✓ That song is living rent-free in my head.
The phrase almost always requires the verb 'living' to sound natural and complete to native speakers.
Related Expressions
Practice
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I can't stop thinking about that awkward handshake; it's living ___.
💡 It is occupying your mind constantly and annoyingly.
Show answer
rent-free in my head
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Don't let her criticism live ___.
💡 Stop worrying about what she said.
Show answer
rent-free in your head