Search Result for "insanity plea":
Wordnet 3.0

NOUN (1)

1. (criminal law) a plea in which the defendant claims innocence due to mental incompetence at the time;
[syn: insanity plea, plea of insanity]



WordNet (r) 3.0 (2006):

insanity plea
    n 1: (criminal law) a plea in which the defendant claims
         innocence due to mental incompetence at the time [syn:
         insanity plea, plea of insanity]