on a/the knife-edge

Definition of on a/the knife-edge

  1. :  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

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

    :  a sharp narrow knifelike edge

Seen and Heard

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a brief usually trivial fact

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