친구냐

is [someone] your friend?

→ 친구
phrase Rare #29,574
is [someone] your friend? An informal, blunt way to ask whether someone is a friend. With 여자 or 남자 before 친구, it can mean girlfriend or boyfriend.
KO: 걔가 네 친구냐?
EN: Is that person your friend?

네 여자 친구 냐?

Is that your girlfriend?

— 크레이지 리치 아시안 (2018)

누나 친구 냐?

Is she your older sister’s friend?

— Svaha: The Sixth Finger (2019)

네 친구 냐?

Are you my friend?

— 똑바로 살아라 (1989)