1 [C] a written or spoken piece of information that you send to or leave for a person when you cannot speak to him/her 口信；留言: Mr Khan is not here at the moment. Can I take a message ? 卡恩先生现在不在。请问要不要留言？Could you give a message to Jake, please? 请你告诉杰克一个消息，可以吗？If he's not in I'll leave a message on his answering machine. 要是他不在家，我就在他的电话录音机上留个口信。

2 [sing] an important idea that a book, speech, etc is trying to communicate （书、演说等的）要点，主旨，主题思想: It was a funny film but it also had a serious message. 那是一部滑稽的电影，但也有严肃的主旨。The advertising campaign is trying to get the message across that smoking kills. 这场宣传运动想要传达一个信息，即吸烟会致命。