half a brain

Definition of half a brain

  1. :  common sense If he had half a brain, he would have left a long time ago.

Word by Word Definitions

halfplay
  1. :  either of two equal parts that compose something

    :  a part approximately equal to one of these

    :  one of a pair: such as

  1. :  being one of two equal parts

    :  that is approximately equal to either of two equal parts that compose something :  amounting to approximately half

    :  falling short of the full or complete thing :  partial

  1. :  in an equal part or degree

    :  not completely :  partially

    :  by any means :  at all

brainplay
  1. :  the portion of the vertebrate central nervous system enclosed in the skull and continuous with the spinal cord through the foramen magnum that is composed of neurons and supporting and nutritive structures (such as glia) and that integrates sensory information from inside and outside the body in controlling autonomic function (such as heartbeat and respiration), in coordinating and directing correlated motor responses, and in the process of learning — compare forebrain, hindbrain, midbrain

    :  a nervous center in invertebrates comparable in position and function to the vertebrate brain

    :  intellect, mind

  1. :  to kill by smashing the skull

    :  to hit on the head


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WORD OF THE DAY

to cast off or become cast off

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