Last modified on 1 December 2014, at 13:30

finer than frog hair



finer than frog hair (not comparable)

  1. (simile, colloquial) Extremely fine.
    • 1997 -- Martin Limón: Slicky Boys (page 2) [1]
      Eun-hi was a business girl. One of the finest in Itaewon. Finer than frog hair, to be exact. A GI's dream...