入住 Traditional form: 入住 Pinyin (reading): rùzhù Definitions: to check in (at a hotel etc) Characters: 入 - to enter, to come in; to join 住 - to reside, to live at, to dwell, to lodge; to stop Traditional characters: 入 - to enter, to come in; to join 住 - to reside, to live at, to dwell, to lodge; to stop