brain cell

• braincell

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brain cell (plural brain cells)

1. (cytology) A cell in the brain, such as a neuron or a glial cell.
   1. (colloquial) A neuron.
      • 2018 October 12, Naomi Alderman, “What the gut knows”, in New Statesman:

        Did you know that you have brain cells in your stomach?

   2. (humorous, figurative, hyperbolic) Taken as a unit of intelligence, especially in small quantities.

      Those two morons only have one brain cell to share between them.

• two brain cells to rub together

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