send away for
US /send əˈweɪ fɔːr/
UK /send əˈweɪ fɔːr/

1.
函索, 邮购
to write to a company or organization and ask them to send you something by mail
:
•
I need to send away for a new passport application.
我需要函索一份新的护照申请表。
•
We decided to send away for some brochures about the vacation packages.
我们决定函索一些关于度假套餐的小册子。