Synonyms of not turn a hair
not turn a hair
▷ See hair
remain calm • The man didn't turn a hair.
keep your cool (slang)
not bat an eyelid
keep your hair on (British, informal)
Copyright © 2016 by HarperCollins Publishers. All rights reserved.
Thesaurus for not turn a hair from the Collins English Thesaurus
to show no surprise, anger, fear, etc