blockhead
Chinese idiom, Pinyin is m ù t ó um ù n ǎ o, which means to describe dull and dull. From little younger martial brother.
The origin of Idioms
Shen hugen's younger martial brother: "and he has become so muddled that even his mother will look cold when she comes to see him."
Idiom usage
It has a derogatory meaning.
Examples
He's a bit of a wooden head.
blockhead
all are besotted except one who remained sober - zhòng zuì dú xǐng
one 's military skill stands out conspicuously - wǔ yì chāo qún