keep your hair on
US /kiːp jʊər hɛər ɒn/
UK /kiːp jʊər hɛər ɒn/

1.
sakin olmak, sinirlenmemek
used to tell someone to calm down and not get angry or upset
:
•
Just keep your hair on, there's no need to get so worked up.
Sadece sakin ol, bu kadar sinirlenmene gerek yok.
•
Hey, keep your hair on! It was just a joke.
Hey, sakin ol! Sadece bir şakaydı.