虚脱 Traditional form: 虛脫 Pinyin (reading): xūtuō Definitions: to collapse (from dehydration or loss of blood) heat exhaustion Characters: 虚 - false; worthless, hollow, empty; vain 脱 - to take off, to shed; to escape from Traditional characters: 虛 - false; worthless, hollow, empty; vain 脫 - to take off, to shed; to escape from