on the brain

prepositional phrase

Obsessively in mind.

“I've been studying for my electronics exam so hard, for so long, that now I've got circuit diagrams on the brain!”

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Meanings

prepositional phrase
  1. idiomaticObsessively in mind.

    I've been studying for my electronics exam so hard, for so long, that now I've got circuit diagrams on the brain!

    1 more example

    Though a good chuckle-headed fellow, and free with his bread and cheese, he seemed to have his lord the Abbot on the brain[.]

    1936, Norman Lindsay, The Flyaway Highway, Sydney: Angus and Robertson, page 40

Translations

German im Kopf, im Schädel
  • im KopfObsessively in mind
  • im SchädelObsessively in mind
Russian на уме́
  • на уме́ (na umé)Obsessively in mind
Cite this entry
APA

on the brain. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/on%20the%20brain

MLA

“on the brain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/on%20the%20brain. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “on the brain,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/on%20the%20brain.

Source: on the brain on Wiktionary, CC BY-SA 4.0.