wait up for meaning in Chinese
等候着不睡
为…而等候着睡不着
为等候（人）至深夜不睡
Examples
- I shall be late tonight, so don't wait up for me .
我今晚迟点儿来，不要敖夜等我。 - Didn't you wait up for her ?
你不曾等过她吗？ - Last night my parents waited up for me till midnight
昨天我父母一直等我到午夜。 - Last night my parents waited up for me till midnight
昨天我父母一直等我到午夜 - Hey , wait up ! wait up for me ! you forgot me
嗨,等一等,等等我!你把我落下了