rocks in one's head

noun

An inability to think clearly and rationally.

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Meanings

nounrocks in one's head pl (plural only)
  1. pluralplural onlyslangAn inability to think clearly and rationally.

    Either that or it's the rocks in your head.

    2009, Robert Arellano, Havana Lunar
    3 more examples

    Fancy bringing all the chaplains together at six o'clock on a Friday night in the heart of Sydney. They've got rocks in their head.

    2007, Don Woodland, Simon Bouda, Picking Up the Pieces

    They must have rocks in their heads. But then they were young, one of them was only nineteen, and what nineteen year old wouldn't fancy a few virgins after a suicide bombing?

    2013, Alexander Logan, Two Women: Two Worlds, page 313

    My mother always said I had rocks in my head, ever since I was a boy, perhaps the yoke of being an Irish American.

    2019, Virginia Biggar, Lynda Everman, Steven M. Glazer, Dementia-Friendly Worship, page 51
Cite this entry
APA

rocks in one's head. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/rocks%20in%20one's%20head

MLA

“rocks in one's head.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rocks%20in%20one's%20head. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “rocks in one's head,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/rocks%20in%20one's%20head.

Source: rocks in one's head on Wiktionary, CC BY-SA 4.0.