can of worms

Pronunciation

• Audio (AU)

  (file)

Expression

Expression can of worms

1. (idiomatic) If a situation is described as a can of worms, the situation is complex or troublesome as a decision to correct a problem leads to many more problems.
   • Synonyms: kettle of fish and Pandora's box

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