stupid
01
愚かな,ばかな, not smart
(of a person) not having common sense or the ability to understand or learn as fast as others
例
Do n't be stupid, the answer is right in front of you.
馬鹿なことを言うな、答えは目の前にある。
He felt stupid for not understanding the joke.
彼はそのジョークが理解できず、ばかだと感じた。
1.1
愚かな, ばかげた
showing a lack of intelligence or common sense
例
His decision to drive without a seatbelt was stupid and dangerous.
シートベルトをせずに運転するという彼の決断は愚かで危険だった。
It was stupid of her to leave her passport at home when traveling abroad.
海外旅行する時にパスポートを家に置いてくるなんて、彼女はばかだった。
02
ぼう然とした, 呆然とした
in a state of mental numbness especially as resulting from shock
03
ばかげた, 途方もない
used to describe something as absurd, ridiculous, or extreme in a surprising way
Informal例
That stunt was stupid dangerous — you could ’ve broken your neck!
そのスタントはばかげた危険だった—首を折る可能性があったぞ！
The price for that burger is stupid high, who ’s paying $ 50 for that?
そのバーガーの価格は馬鹿げて高い、誰がそれに50ドル払うんだ？
Stupid
01
馬鹿, 愚か者
a person who is not very bright
