How to say to join in Korean
Korean: 가입하다[ ga-ip-ha-da ]

Meaning
가입하다 means to join or sign up for a group, service, club, or membership. You use it when someone becomes a member of something, like a website, gym, or school club. In Korean, it is often used for memberships and subscriptions, not for simply going with friends somewhere.
Example sentences
저는 학교 동아리에 가입했어요.
I joined the school club.
형이 새로운 인터넷 서비스에 가입했어.
My brother signed up for a new internet service.
저는 이 앱에 가입하려면 이메일이 필요해요.
To sign up for this app, you need an email.
엄마는 헬스장에 가입했어요.
Mom joined the gym.





