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Intrapenis 

replacing the word intravenous, the act of taking dick like an IV.
After a long night of drinking, Sully awoke to an intrapenis rape.
Intrapenis by YonJohn January 28, 2014

intrapeniously 

When smoke is blown through the head of the penis as if you were blowing thru a straw.
When you and your partner are in the middle of a ten hour F*%king Marathon and he says "here...here..hit this..." and hands you some sort of pipe and he says "don't waste it....." as he looks down at his penis, like somehow the smoke from your mouth is going to magically go into his body thru the tip of his dick thru the shaft;intrapeniously, into his who knows where ..........but regardless he's going to get more horny and turned on (whatever) So you do it anyways just to see what his reaction is or just to down right appease him while you laugh to yourself.
intrapeniously by Mobetta November 14, 2013

intrapenis injection

1. Where a dude is administered a dose of meds by inserting a smooth-tipped syringe into his urethra.
2. Where Dude#1 jizzes into a specially-designed syringe as described in Definition #1, and then injects said jizz into Dude#2's tallywacker so that his own sperm will be also released along with Dude#2's load during his next intercourse-session.
Intrapenis injection can be useful in at least two commonly-occurring circumstances: one is if Dude #1 wishes that the gal whom Dude#2 is about to mate with would allow him to "do it" with her, too, and so at least he can know that his own love-juice will be deposited into the gal's "special spot" along with the other guy's load; the other situation would be if the two guys are concerned that the gal may get pregnant, and so they hope to confuse a DNA-test by mixing up their jizz on its way in.
intrapenis injection by QuacksO February 1, 2018
More from Urban Dictionary
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
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
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