K2 Meaning of K2 in English /kay"tooh"/ , n.a mountain in N Kashmir, in the Karakoram range: second highest peak in the world. 28,250 ft. (8611 m). Also called Godwin Austen, Dapsang . Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012