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20 highlighter girl 

The stereotype of the girl with 20 different colours of highlighter, who has really neat notes, and always gets A*s.
Bob: Alice's work looks so neat it could be hung in an art gallery
Brian: typical 20 highlighter girl
science fiction that's only awesome when you're high
Yeah man, you can't really appreciate the subtleties of Shatner's acting unless your cognitive functions are impaired. It's the best high-fi ever.
high-fi by jasonc March 31, 2012

Highlight Whore 

Someone whom writes their definitions in a fashionably disastrous order on Urban Dictionary by highlighting every single word to make the definition 'sand out' among the other more proper definitions.
"Did you see Jessica's "Peanut" definition on Urban Dictionary? She just highlighted every single word."

"What a Highlight Whore."
Highlight Whore by Mister Cookie January 15, 2013

Ferraro Highrise 

The gay sexual position in which one man sits reverse style on the other man's shoulder so his wang is directly in the other man's face. The Lower man then proceeds to give oral sex to the man on his shoulder.

Also a dental instrument
It's a good thing that Marco is small enough so that Jeremy can lift him in order to give him a Ferraro Highrise.
Ferraro Highrise by cd116 March 8, 2011
The act of getting really high and playing Skyrim.
J-Yli: Yo Zacky G, you wanna watch Ra play Highrim?

Zacky-G: Yeah, I'll go pack a bowl.
Highrim by Dr. Mantis Tobbagon November 13, 2011

highpiphany 

n. hi-pif-eny
1) the feeling of epiphany often experienced when high from smoking marijuana

2) a dramatic realization, false or otherwise, that occurs when one is in such a state
1) Last night, when we had smoked out of the hookah for probably three hours and started talking about the nature of time and space, I experienced a highpiphany. All of a sudden I realized that the secret to time-travel had been hidden in plain sight for as long as anyone could remember. All one had to do to send a letter into the future was write it so that it could be found later, like a time capsule. After explaining this concept they said, "Dude, so you discovered the secret to time-travel and all it consists of are Post-It notes?"

2) After getting high I realized that there was a word which so-perfectly described my favorite aspect of stoner culture it must already exist and be in use. I researched online and discovered that I had created the word "highpiphany" during a highpiphany.
More from Urban Dictionary
British slang for a scientist or technical expert, esp . when the speaker is not certain of the expert’s specific field of study. Not necessarily derogatory, but typically used by persons without a technical background. In the US, the equivalent would be “egghead”, “squint”, or “geek.”

Origin of the word is unknown. Started sometime in World War 2. Given the typical evolution of British slang, could easily have started because what these experts did was confusing or “baffling” to the common person.
According to the boffins downstairs, the murderer used a serrated blade.
Boffin by Agnon February 11, 2023
Word of the Day on October 3, 2026

Pee Calculus

When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Pee Calculus by anorlondo October 1, 2026
Word of the Day on October 2, 2026
Literally "dirty" pronounced with a West Indian accent. Can also have a positive connotation, for example Sean Paul's album title "Dutty Rock".
"The girl is pretty but she corrupt and dutty!"

or, in a positive usage:

"Booya! That freestyle was dutty!"
Dutty by J Hall April 3, 2003
Word of the Day on October 1, 2026
korean word for madam, older woman
Ajumma wait a moment
Ajumma by aintnotinbutnice July 5, 2009
Word of the Day on September 30, 2026

Slop Grenade

When someone uses AI to generate a large document, slide deck, or piece of code/software and tosses it over the fence for you to deal with.
Chad: Hey Brent I sent you the new backend API change to review, it’s only 100 files changed.

Brent: he just tossed me a slop grenade
Slop Grenade by Joe Squid September 28, 2026
Word of the Day on September 29, 2026
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
After we broke up, he was floxi to me.
floxi by Dr. Geek May 13, 2009
Word of the Day on September 28, 2026
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