1 [I,T] to take sth (goods, letters, etc) to the place requested or to the address on it 运送；投递；送交 · Your order will be delivered within five days. 你订的货将于五天内送到。We deliver free within the local area. 本地的话，我们免费送货上门。

2 [T] to help a mother to give birth to her baby 接生；助产: to deliver a baby 接生

3 [T] (formal 正式) to say sth formally 宣布；发表: to deliver a speech/lecture/warning 发表演说；讲课；发出警告

4 [I] deliver (on sth)(informal 非正式) to do or give sth that you have promised 履行，实现（诺言）: The new leader has made a lot of promises, but can he deliver on them? 新上任的领导作出了许多承诺，但他能兑现吗？