What Does “Bias Wrecker” Mean in K-Pop?

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Plus, more slang terms to know as a K-pop fan

Co-authored by Viankha Jesslyn and Amy Bobinger, BA

Last Updated: October 11, 2025 Fact Checked

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What is a bias wrecker?

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Bias vs. Bias Wrecker

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More K-Pop Slang

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K-Pop Quizzes

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Video

K-pop is a fun genre with a huge fanbase and a slang-filled language all its own. If you’re just getting into K-pop, you’ve probably seen the term “bias wrecker”—but what does that even mean? Don’t worry, we’ve got you covered. We’ll explain what a bias wrecker is and the difference between a bias, bias wrecker, and ultimate bias. Plus, we’ll break down a few extra slang terms to help you feel like a K-pop insider in no time!

“Bias Wrecker” Meaning Explained

A bias wrecker is a member of a K-pop group that draws your attention away from your bias (the member of the group who’s normally your favorite). A bias wrecker can grab your eye temporarily, or in some cases, they can eventually take the place of your favorite to become your new bias.

Section 1 of 4:

What is a bias wrecker in K-pop?

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In K-pop, a bias wrecker makes you question your bias, or favorite. K-pop fans often have a favorite member (or idol) within a group—known as a bias.^{[1]
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Research source} This is usually the member you connect with the most. A bias wrecker might be someone else in the group who catches your attention—maybe not quite as strongly as how you feel about your bias, but close.^{[2]
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Expert Source

Viankha Jesslyn
K-Pop Idol and Performer

Expert Interview} They might even make you wonder if maybe they could replace your favorite.^{[3]
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- For instance, if you’re a fan of BTS, you might say, “Jimin is my bias, but V is my bias wrecker.”
- A bias wrecker might distract you from your bias for just a moment, or you might feel yourself drawn to them frequently, especially during a certain era.
- Having a bias wrecker can be a fun distraction that makes watching your group even better! But not everyone has a bias wrecker, and that’s okay.

Section 2 of 4:

Bias vs. Bias Wrecker vs. Ultimate Bias

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Your bias is your favorite, but your bias wrecker is a close second. You might pick your bias based on their personality, talent, style, or looks.^{[4]
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Expert Source

Viankha Jesslyn
K-Pop Idol and Performer

Expert Interview} They’re often the first member who really catches your eye in a group. Similarly, you might not necessarily set out to pick a bias wrecker—there’s just something about them you find irresistible!^{[5]
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Research source} You might see other bias-related terms in the K-pop community, too, like:
- Ultimate bias (Ult bias): Your very favorite K-pop member across all groups.^{[6]
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- Bias line: If you have multiple bias wreckers, that’s a bias line.
- Second bias: This is a less common term, but some people use it to mean a permanent second-place favorite (as opposed to a bias wrecker, who you might only feel drawn to temporarily). Other people use second bias and bias wrecker interchangeably.

Section 3 of 4:

More K-Pop Slang

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If you’re new to K-pop, learning these terms will help you master the slang. Now that you understand bias, bias wrecker, and ultimate bias, we’ll help you get the hang of even more K-pop slang. Here are some words and phrases you should know:^{[7]
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- Idol: A solo artist or member of a K-pop group.^{[8]
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- Trainee: A student training to become an idol.^{[9]
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  K-Pop Idol and Performer
  
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- Leader: The member of a K-pop group who’s responsible for keeping everyone organized.
- Main: The most talented member of a group in a certain aspect (like Main Vocal or Main Dancer).
- Lead: The second-best in a group after the Main.
- Sub-unit: Smaller break-out groups of members within a larger K-pop group.
- Comeback: When a K-pop idol or group releases a new song (not necessarily after a long absence).
- Maknae: “Youngest sibling” in Korean; the youngest member of a K-pop group.^{[10]
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  K-Pop Idol and Performer
  
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- Golden maknae: A maknae who’s especially talented in all aspects of K-pop.
- Aegyo: The cutest member of a K-pop group (usually with an intentionally “cutesy” persona).^{[11]
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  K-Pop Idol and Performer
  
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- Visual: The most conventionally attractive member of a K-pop group.
- Solo stan: A fan who only likes one member of a K-pop group (this is not the same as a bias—you can have a bias and still like the rest of the group).