핵인싸 (haeginssa)

What 핵인싸 means
The ultimate social butterfly.
When Koreans use it
Describe someone with especially strong social connections or a very outgoing presence.
A short conversation
Korean
A: 벌써 다 친해졌어?
B: 너 진짜 핵인싸다.
English
A: You're already friends with everyone?
B: You're such a social butterfly.
Use it with care
핵 intensifies 인싸. Exaggerated praise, not a personality diagnosis.
From Korean Your Teacher Doesn’t Teach You by Injin Hwang. The meaning, usage, dialogue, and notes above follow the author’s book.
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