Dreamislife.com: Simply Dictionary

feeble-minded

<形容詞>
1 弱智的, 低能的
2 虛弱的, 衰弱的
3 無效的, 無益的

<名詞>
feeble-minded.ness

adj
1 stupid or not sensible: --a feeble-minded policy

2 old use having much less than average intelligence: -- feeble-mindedness n [U]