This is the 2318th most frequent Korean word.
가입할
"To join" or "to sign up."
가입할 is used here to mean 'to sign up for' or 'to join' in relation to a membership or an account on a website.
이 웹사이트에 가입할 방법을 조사하고 있습니다.
I am researching how to sign up for this website.
가입할 is used here to describe the intention or decision to join a group or organization.
새로운 독서 클럽에 가입할 마음이 생겼어요.
I felt inclined to join the new book club.
가입할 is used in the context of the action of joining a program, implying an advantage upon enrollment.