Meanings
How to pronounce "can of worms":
AU
A complex, troublesome situation arising when a decision or action produces considerable subsequent problems.
A troublesome situation; an issue whose resolution is difficult or contentious but not necessarily complex.
Any difficult or disgusting task, activity, topic of discussion or subject matter, which would be ideally avoided if at all possible.
Used other than figuratively or idiomatically: see can, worm.
Example Sentences
1
Opening that topic would be like opening a can of worms.
2
I decided not to ask about her ex-boyfriends since it would open a can of worms.
3
Discussing politics at the dinner table is like opening a can of worms.
4
Addressing the issue may open up a can of worms that we are not ready to deal with.
5
Bringing up their past mistakes is opening a can of worms we should avoid.