WHEW Meaning of WHEW in English /hwyooh/ , interj.1. (a whistling exclamation or sound expressing astonishment, dismay, relief, etc.) n.2. an utterance of "whew." [ 1505-15; imit. ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012