expression, noun
slight amount; just a hair
Idiomatic expression literally meaning 'rabbit hair', used to describe a very small or negligible amount. Often appears in negative or comparative contexts.
彼の話には兎の毛ほどの真実もない。
There isn't even a shred of truth in his story.
この二つの意見には兎の毛ほどの違いもない。
There isn't the slightest difference between these two opinions.