brainsick

from WordNet (r) 3.0 (2006)

brainsick
    adj 1: affected with madness or insanity; "a man who had gone
           mad" [syn: {brainsick}, {crazy}, {demented}, {disturbed},
           {mad}, {sick}, {unbalanced}, {unhinged}]

from The Collaborative International Dictionary of English v.0.48

Brainsick \Brain"sick`\, a.
   Disordered in the understanding; giddy; thoughtless. --
   {Brain"sick*ness}, n.
   [1913 Webster]

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