not turn a hair

not turn a hair

To show no outward emotion when something bad happens or is announced. I thought he'd be devastated after losing the race, but he didn't turn a hair. You have to give Jane credit. She didn't turn a hair when the customer started shouting in her face.
See also: hair, not, turn

turn a hair, not

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.
See also: not, turn

not turn a hair

If you do not turn a hair in an unpleasant or difficult situation, you do not show any sign of being afraid or anxious. She started off by accusing him of blackmail but he didn't turn a hair. Tiane dealt with the situation without turning a hair.
See also: hair, not, turn

not turn a hair

remain apparently unmoved or unaffected.
See also: hair, not, turn

not turn a ˈhair

not show strong emotion like fear, surprise or excitement, when others expect you to: He didn’t turn a hair when the judge gave him a 20-year prison sentence.
See also: hair, not, turn
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