گزارش خطا در معنی کلمه 'not turn a hair'

1 general:: Not become afraid or upset, remain calm, as in She didn't turn a hair during the bank robbery. This term, also put as without turning a hair, comes from horse racing. After a race, a horse often has roughened, outward-turned hair. Its figurative use, nearly always in the negative, dates from the late 1800s.

2 general:: see TURN A HAIR.