プログレッシブ和英中辞典(第4版)の解説
おに【鬼】
&fRoman1;
❶〔民話などに出てくる怪物・人食い鬼〕an ogre；〔悪魔〕a devil
鬼が島
the island of ogres
鬼のような女
an evil woman／a devilish [demoniac] woman
鬼は外，福は内
Out with the devil! In with good fortune!
❷〔死者の魂〕
護国の鬼となる
die for the country and become its guardian spirit
&fRoman2;
❶〔厳しく物事に打ち込む人〕
仕事の鬼
a fiend [demon] for work
彼女は嫉妬の鬼と化した
She was mad with jealousy.
❷〔無慈悲な人〕
鬼の田中には頼んでも無駄だ
It is no use entreating that cold-hearted Tanaka.
❸〔鬼ごっこの鬼の役〕it
鬼はだれ
Who is it?
鬼が出るか蛇が出るか
God only knows what may happen.
鬼が笑う
来年のことを言うと鬼が笑う
((諺)) Don't count your chickens before they're hatched.
鬼に金棒
make one even stronger
その上英語を身につければ特派員として鬼に金棒だ
If he masters English in addition, he will become the perfect correspondent (to be sent abroad).
鬼の居ぬ間の洗濯
((諺)) When the cat's away the mice will play.
鬼の霍乱(かくらん)
an illness which suddenly affects a normally healthy person
鬼の首を取ったよう
息子が文学賞候補になったと知って，彼女は鬼の首をとったように喜んだ
When she heard that her son had been nominated for a literary prize, she behaved as if she had accomplished a great feat.
鬼の目にも涙
Even the hardhearted can be moved to tears.
鬼も十八，番茶も出花
Any girl looks pretty when she is eighteen.／She is sweet sixteen.（▼英語ではsweet sixteenという決まった言い方がある）
心を鬼にする