When someone is being delusional or is a delusional person.
Hannah didn't get much sleep last night. She's pretty delulu.
Your best friend Nicki who believes they can/will end up with their multiple crushes despite obvious red flags and rejections
Alex: How is your love life going?
Nicki: Great both hlias and nicos are obsessed with me
Alex: Classic delulu
Being so fundamentally out of touch because you’ve been sheltered by the consequences of your actions by privilege; including, money, celebrity, race
Did you see how Blake Lively and Ryan Reynolds tried to blame everyone else for social media turning against them. They are delulu.
When a person decides that they are destined for a different person based on the fact that they both use doors. They also smiled at each other once.
"She and I both use doors! It's destiny!!!"
"You're delulu bestie."
When twice's fandom try to put TWICE in other idols title, like BLACKPINKS Jennie and Lisa.
"Nayeon is koreas it girl, if you say otherwise you are delulu."