to not demand something you have a right to, or not cause a rule to be obeyed

The bank manager waived the charge (= said we didn't have to pay), as we were old and valued customers. 那位银行经理没有收取我们的费用，因为我们是尊贵的老顾客。

If they waive (= remove) the time limit, many more applications will come in. 假如取消时间限制，那么就会收到多得多的申请。

He persuaded the delegates to waive (= give up) their objections. 他说服代表们不再反对。

Compare: forfeit verb (LOSE)give up somethingrenounce