can of worms

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

慣用表現

(idiomatic) A complex, troublesome situation arising when a decision or action produces considerable subsequent problems.

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Bringing up the budget cuts at the meeting opened a real can of worms, and now everyone is arguing about priorities.

詳細

意味（1）

(idiomatic) A complex, troublesome situation arising when a decision or action produces considerable subsequent problems.

If someone gets a promotion that might not be deserved, it could open up a whole can of worms with the other employees.

詳細

意味（2）

(idiomatic) A troublesome situation; an issue whose resolution is difficult or contentious but not necessarily complex.

Questioning the decision would definitely open a can of worms.

詳細

意味（3）

Used other than figuratively or idiomatically: see can, worm.

cans of worms （ 複数形 ）