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A slang abbreviation of delusional. It usually means someone believes something unrealistic, often jokingly.
He thinks he’ll become famous tomorrow—he’s so delulu.
She thinks she's going to marry that celebrity even though they've never met—girl, you're being so delulu!
delulu by Emotional Cruiser October 21, 2025
Delulu is a slang term for the word “delusional.” It can be used to describe someone with unreal beliefs or expectations. This is a usually a playful term. Some people live their lives in delusion or delulu.
Eleni: “Delulu is the solulu!”
Sophia: “Delulu is soooo not the solulu!”
Delulu by Just_Jupiter November 17, 2025

delulu is not the solulu 

being delusional is NOT the solution ladies🤦🏽 ♀️.
person 1: girlll.. Jackson wants me so bad so i said ion care about his likkle girlfriend
person 2: he dont want your ass he rejected you 567890876545678 times, delulu is not the solulu

Delulu Mike 

When Mike has one too many shotguns and or shots.
The most intense blackout you've experienced.
"Mike. You went Delulu last night. Not cool"
"You went Delulu Mike last night."
Delulu Mike by Supperfudge123 August 23, 2023

delulu attack 

When someone has a sudden onset of a mental delusional “attack”. When someone temporarily loses touch with, grasp and perceiving of reality.
I’m having a delulu attack. I don’t know what’s real anymore.

Am I having a delulu attack or am I just hallucinating?

I can’t understand this current reality due to my delulu attack.
delulu attack by LingDanc803 January 9, 2024