You searched up killua without the k and a and got.. Illu it kinda sounds like illumi and i kinda dont like that
Killua: hey look its illu! Dont let him posses me again
by sodapop! June 9, 2021
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A form of hello that give out a positive vibe. And you kinda have to smile when saying it.
by Iasmyself July 12, 2017
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a closeted lgbtq+ gremlin who’s favorite place is their bedroom.
Yeah, Gazelle is a Illu.”
by A tiny shrimp May 21, 2021
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It’s means
I: iPhone

L: Loner
L: Loser
U: ur stupid for thinking “Illu” is a nice word
Girl: omg! Did u see Illu? Yea, ikr

Boy: yea it’s pretty much a very stupid person
by 「•Yumioz•」 May 22, 2021
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a tsundere boy with white hair and blue eyes, who is most likely gay, and hates most of their family, has good fashion sense, probably a cat person, they're favorite word is idiot/baka.

definitely not killua :)
random person 1: oh look here comes illu!
random person 2: i heard his nails are sharp, be careful
by angie yonaga official September 22, 2021
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Thickest boi around he’ll kick yo ass ⚡️💙
by Killuas_mind💙⚡️ September 16, 2021
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