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hair's breadth

1 ENTRIES FOUND:
hair's breadth noun
or US hairbreadth /ˈheɚˌbrɛtθ/
hair's breadth
noun
or US hairbreadth /ˈheɚˌbrɛtθ/
Britannica Dictionary definition of HAIR'S BREADTH
[singular]
: a very small distance or amount
often used before another noun