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A form of hello that give out a positive vibe. And you kinda have to smile when saying it.
Illu by Iasmyself July 12, 2017
a closeted lgbtq+ gremlin who’s favorite place is their bedroom.
“Yeah, Gazelle is a Illu.”
Illu by A tiny shrimp May 21, 2021
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
illu by 「•Yumioz•」 May 22, 2021
Thickest boi around he’ll kick yo ass ⚡️💙
Yo illu you want some meat?
illu by Killuas_mind💙⚡️ September 16, 2021
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
illu by angie yonaga official September 22, 2021

Asian illumination

noun:
1. flushing of the skin or redness in the cheeks caused by acetaldehyde buildup after drinking alcohol.

2. THAT DRUNK GLOW!

some background:
Acetaldehyde is a toxin produced from alcohol metabolism that causes flushing and many hangover symptoms. Some people take longer to break down acetaldehyde and experience symptoms for longer periods.

-AT bayBEE
Non-tomato: Hey, you look as red as a tomato! Got that Asian glow?
Tomato: Yeeep, got that Asian illumination! ;)
Asian illumination by Pap¡ May 15, 2016
More from Urban Dictionary

piddlefart

verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
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