If you describe someone as cool-headed , you mean that they stay calm in difficult situations.
She has a reputation for being calm and cool-headed.
...a cool-headed, responsible statesman.
= calm
ADJ [ approval ]
If you describe someone as cool-headed , you mean that they stay calm in difficult situations.
She has a reputation for being calm and cool-headed.
...a cool-headed, responsible statesman.
= calm
ADJ [ approval ]
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006