1. Not being provided with adequate nourishment
   "it is estimated that at the present time roughly a million children under 5 years of age are severely or moderately malnourished"

1. Provide with insufficient quality or quantity of nourishment
   "The stunted growth of these children shows that they are malnourished";
   - undernourish

See also: foodless, ill-fed, starved, starving, underfed, undernourished, unfed, unnourished

Type of: feed, give

Antonym: nourished

Encyclopedia: Malnourished