This is the 4576th most frequent Korean word.
가입자의
"가입자의" means "of the subscriber" or "subscriber's."
Here, '가입자의' possesses the noun '이름' to indicate that the name belongs to the subscriber.
가입자의 이름을 입력하세요.
Please enter the subscriber's name.
In this context, '가입자의' modifies '정보' to show that the information pertains to the subscriber.
이 서류는 가입자의 정보로 작성되었습니다.
This document was prepared using the subscriber's information.
Here, '가입자의' is used to describe the possession relationship with '계정,' indicating ownership or association.