n.
- an organ of soft nervous tissue contained in the skull, functioning as the coordinating centre of sensation and intellectual and nervous activity.
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(brains)
the substance of an animal's brain used as food.
- intellectual capacity.
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(the brains)
informal a clever person who is the main organizer within a group.
v.
informal hit hard on the head with an object.
Phrase
- have something on the brain
informal be obsessed with something.
Derivative
Etymology
OE brægen, of W. Gmc origin.