A pager is a small electronic device which you can carry around with you and which gives you a number or a message when someone is trying to contact you.
英汉词典释义
n.
寻呼机
I don’t know your pager number.我不知道你的寻呼号码。
英英词典释义
Noun
1. an electronic device that generates a series of beeps when the person carrying it is being paged