Definition used by kpoptwt for kpop girl groups, a Main Slayer is a kpop idol that stands out for exuding kunt energy. Examples of such idols include Vivi from LOONA, Momo from TWICE and Irene from Red Velvet.
'Vivi is LOONA's Main Slayer'
'NingNing is the Main Vocal Slayer of aespa'
by yukika December 27, 2022
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this phrase is used to say that someone is doing extremely well. it's a superlative form of "slay", so when you call someone main slayer they're the slayest of them all.

invented by kpop twitter.
Kylian Mbappé main slayer. He scored a hattrick at the 2022 World Cup Finale.
by jik00k3r December 18, 2022
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means they are good at what they’re doing it and slaying it !!
by tyunstarr October 3, 2022
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-Yeseo is the main Slayer of the 4th gen of K-pop, she just excel at everything she does
-originally just a playful nickname given by fans, Yeseo has shown that she's is more than capable of slaying everything and is definitely worthy of the title: 4th gen main Slayer
Wow! Did you see Kep1er's performance
Yes I did, Yeseo stood out so much, she's definitely the 4th gen main Slayer
by yeseoutopia January 3, 2022
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