落户luò∥hù 1.在他乡安家长期居住{settle down in a place other than one's home town}: 我祖父那一辈就在北京落了户。{My grandfather's generation settled down in Beijing.} 2.登记户籍;报户口{register; apply for a resident's permit}: 新生婴儿应及时～。{Parents should apply in time for a resident's permit for their newborn.}