赶快 Traditional form: 趕快 Pinyin (reading): gǎnkuài Definitions: quickly; at once Characters: 赶 - to pursue, to overtake; to hurry; to expel 快 - speedy, rapid, quick; soon Traditional characters: 趕 - to pursue, to overtake; to hurry; to expel 快 - speedy, rapid, quick; soon