'moronic' definitions:

Definition of 'moronic'

From: WordNet
adjective
Having a mental age of between eight and twelve years

Definition of 'moronic'

From: GCIDE
  • Moron \Mo"ron\ (m[=o]"r[o^]n), n. [Gr. mw^ros foolish, stupid.]
  • 1. (Pedagogy) A mentally retarded person whose intellectual development proceeds normally up to about the eighth year of age and is then arrested so that there is little or no further development; an adult having the mental development of an 8-to-12-year old. A moron is considered capable of doing routine work under supervision. [Webster 1913 Suppl. +PJC]
  • 2. Hence, a very stupid person. [informal, derogatory] [PJC] -- {mo*ron"ic} adj. -- {mo*ron"ic*al*ly} adv. -- {mo"ron*ism} n. -- {mo*ron"i*ty} n.

Definition of 'moronic'

From: GCIDE
  • moronic \moronic\ adj. having a mental age of between eight and twelve years; also used as a derogatory term. [WordNet 1.5]