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slang.fyi

sasaeng

/sɑːsɛŋ/

Common

An obsessive fan who stalks or invades the private life of a K-pop idol.

The term is always negative. Calling someone a sasaeng is an accusation, not a label someone wears proudly. It sits in contrast to normal fans and even stans.

Real-world examples4 examples
#ExampleWhat it meansSource
01They booked the same flight using a leaked itinerary. That is sasaeng behavior, full stop.The person used private travel information to follow an idol. This is clearly wrong.x, 2024
02Some sasaeng posted his home address in a fan chat. The whole community reported it immediately.A person shared an idol's private location, and fans organized to remove it.reddit, 2023
03There is a difference between being a fan and being a sasaeng. One of these has a restraining order.The speaker is drawing a hard line between normal fandom and harassment.tiktok, 2023
04She spoke openly about sasaengs in that interview and I have so much respect for her.The idol publicly addressed the harm caused by invasive fans.x, 2024

Use it when

  • A fan is engaging in stalking, tracking, or harassment of a celebrity.
  • Describing the toxic extreme end of fan dedication.
  • Condemning fans who share private information about idols.

Do not use it when

  • You mean someone is just overly enthusiastic or very dedicated.Use “stan” instead.
  • The person follows an idol on social media very closely.

Variations and related forms

sasaeng fan

Full form of sasaeng, emphasizing the fan context.

Sasaeng vs stan

sasaeng

A sasaeng invades privacy and engages in harassment or stalking.

VS

stan

A stan is devoted but operates within normal social boundaries.

Origin and context

From Korean: sa (private/personal) and saeng (life). Literally 'private life.' The term originated in South Korean entertainment culture to describe fans who obsessively invade idol privacy.

First seen
2000s
Confidence
high

Cite this page

Use this stable URL to reference the entry.

https://slang.fyi/sasaeng
Updated: 2026-08-28License: CC BY 4.0

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