on a/the knife-edge

Definition of on a/the knife-edge

:in a dangerous or important situation in which two very different results are possible
  • The election results hung on a knife-edge.
  • a region resting on a knife-edge after several wars
  • living on the knife-edge of poverty

Word by Word Definitions

knife-edge play
  1. : a sharp wedge of steel or other hard material used as a fulcrum for a lever beam in a precision instrument

  2. : a sharp narrow knifelike edge


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