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Expecto Patronum 

The spell a teenager over used. A simple spell that killed the great Lord Voldemort.
Harry Potter, "Expecto Patronum"
Expecto Patronum by Mrs. Malfoy September 5, 2022

Expecto patronum 

Ejaculating semen onto someone's eyes, thus blinding them with bright white fluid.
"Oh my god, I'm gonna... EXPECTO PATRONUM"
"Ahhh I can't see. Thanks daddy"
Expecto patronum by lemonlicklick November 21, 2021

expecto patronum 

Two meanings; In a polite way it means "Excuse Me." In an impolite way, it means, "GO AWAY"
"Expecto Patronum, can I cut the line?"
expecto patronum by Joey DeLuca February 18, 2005

Expecto Patronum (Actual Translation) 

1 A spell in Harry Potter that scares away dementors, best used when you have a happy memory in your head
2 Not Joking. Expecto Patronum is a Latin word, and, can you guess what it is? In English it is, "I await a Guardian"
1: Harry: Expecto Patronum!

Ron: Wow, Harry, that was brilliant!
2: Jim: Expecto Patronum!
Latin Dude who knows English: You await a guardian?!(expecto patronum (actual translation))
Jim: WHATT???
Latin Dude: Expecto Patronum...oh harry potter..
Jim: i..await..a..guardian????....

to expecto patronum it up 

Originating from the spell "expecto patronum", as used in the Harry Potter novels. Used by both wizards and witches to fend off Dementors with a white shield of positive energy.
I just thought of something: you and I are part penguin and part llama. However, you can only have one patronus. Which one of us would have which patronus?? Guess we'll have to expecto patronum it up when you get home.
More from Urban Dictionary

proper lad 

a lad that is such a lad that he is a proper lad
person1:did you see bob
person2: ya he was a proper lad
Word of the Day on October 29, 2026
The number of years you are still sexually active
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
sexspan by Dr Kat April 21, 2022
Word of the Day on October 28, 2026
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.
You didn't get any napkins with your takeout pork fried rice? Womp womp.
womp by 175623226 November 3, 2011
Word of the Day on October 27, 2026
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