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double-edged sword

noun

Definition of double-edged sword

:something that has or can have both favorable and unfavorable consequences
  • This much freedom of expression and opinion can be a double-edged sword.
  • —Linda Connors

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First Known Use of double-edged sword

15th century

DOUBLE-EDGED SWORD Defined for English Language Learners

double-edged sword

noun

Definition of double-edged sword for English Language Learners

  • : a sword that has two sharp edges

  • : something that has both good and bad parts or results

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