| Feeble-minded (a.) Weak in intellectual power; wanting firmness or constancy; irresolute; vacilating; imbecile. Thesaurus Entries boneheaded, deficient, dim-witted, dull-witted, dumb, empty-headed, exceptional, idiotic, imbecilic, mentally defective, moronic, retarded, simple, slow-witted, stupid, subnormal, thick, vacant, weak-minded, witless |