Modern Korean Gen Z slang vocabulary

Quick Intro
Today’s Gen Z‑friendly Korean expression is jjinchin. It’s a warm and casual way young people describe someone who feels like a true friend.

Meaning
Jjinchin means a real close friend or a true bestie. It carries a feeling of trust and an easy, comfortable vibe.

Example Sentences (Romanization only)

  1. Neo jinja jjinchin ida.
  2. Uri jjinchin deuri oneul moim haeyo.
  3. Nae jjinchin‑i hangsang na‑reul doum jwo.

When Koreans Use It
Koreans use jjinchin when they want to show that someone is more than just a regular friend. It sounds casual and is most common among younger people or in relaxed, friendly moments.

How To Use It
• Use it for someone you feel very close to in everyday life.
• Keep your tone friendly and casual because it is not a formal term.
• You can say it after someone’s name to make it sound personal.

Why It’s Fun or Useful
Jjinchin feels warm and slightly playful, almost like saying my true bestie. It helps learners understand how Korean speakers use simple slang to show closeness and affection in daily conversation.