on the brain
idiom
informal
: always in one's thoughts
I've had pizza on the brain all day.
He's got sex on the brain.
Examples of on the brain in a Sentence
Recent Examples on the Web
People don’t tend to take photos to remember the bad times, but negative images do have a unique impact on the brain.
—
Jack Beresford, MSNBC Newsweek, 8 Oct. 2025
What experts do know is acetaminophen works solely on the central nervous system, while NSAIDs work on the brain and the body as a whole.
—Janet Loehrke, USA Today, 28 Sep. 2025
Storm survived but suffered bruising and cuts to her body and was treated for bleeding on the brain.
—Sam Gillette, PEOPLE, 26 Sep. 2025
The intensive care doctor who treated the boy told detectives the child arrived at the hospital in cardiac arrest, with a traumatic brain injury, including bleeding on the brain, bleeding of the eyes and a broken left leg, the report states.
—David Goodhue, Miami Herald, 17 Sep. 2025
See All Example Sentences for on the brain
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Jack Beresford, MSNBC Newsweek, 8 Oct. 2025
What experts do know is acetaminophen works solely on the central nervous system, while NSAIDs work on the brain and the body as a whole.
—Janet Loehrke, USA Today, 28 Sep. 2025
Storm survived but suffered bruising and cuts to her body and was treated for bleeding on the brain.
—Sam Gillette, PEOPLE, 26 Sep. 2025
The intensive care doctor who treated the boy told detectives the child arrived at the hospital in cardiac arrest, with a traumatic brain injury, including bleeding on the brain, bleeding of the eyes and a broken left leg, the report states.
—David Goodhue, Miami Herald, 17 Sep. 2025
See All Example Sentences for on the brain
Cite this Entry
“On the brain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20the%20brain. Accessed 17 Oct. 2025.
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