Definition of a hair's breadth in English:

a hair's breadth

A very small amount or margin: you escaped death by a hair’s breadth
More example sentences
  • We were a hair's breadth away from declaring a major incident.
  • It is also our understanding that we missed two of the remaining three key indicators by a hair's breadth.
  • They were never going to accept that and the idea that they were within a hair's breadth of a deal is simply wrong.
Synonyms
the narrowest of margins, a narrow margin, the skin of one's teeth, a split second, a fraction, a nose
informal a whisker
See parent entry: hair

Definition of a hair's breadth in: