chase up1.■[口语]2.■为某一目的而寻找：They chased up the dress designer to get a delivery date.他们找到服装设计师要他定一个送交设计图的日子。3.■不断要求得到 (某人的注意或服务等)；追查；催促(某事)：to chase up a delayed order追查逾期的订货单I've had to chase the landlord up again to repair the roof.我不得不再三催促房东派人来修理房顶。