English Dictionary

be one's own worst enemy

動詞

慣用表現

(idiomatic) To cause problems for one's self, act contrary to one's own interest, self-sabotage.

日本語の意味

自分自身にとって最も厄介なものになる、すなわち自らの行動により問題を引き起こす、自己破壊的な行動を取ること。 / 自らの利益に反する行動を取り、結果的に自分自身を苦しめること。

To be one's own worst enemy is the quickest way to sabotage a promising career.

自分が自分の最大の敵になることは、有望なキャリアを台無しにする最も手っ取り早い方法だ。

意味（1）

(idiomatic) To cause problems for one's self, act contrary to one's own interest, self-sabotage.

“Mark is his own worst enemy. Good night.” True. No enemy however powerful and malicious, can so work a man's ruin as his own unbridled passions and depraved appetites.

is one's own worst enemy （ present singular third-person ）

being one's own worst enemy （ participle present ）

was one's own worst enemy （ past ）

been one's own worst enemy （ participle past ）