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The boss, the top dag in the room.
The Pennisi is here.
pennisi by THE PENNISI May 20, 2018

Penisilent 

When the male member starts disobeying orders
Marcia and Ben were seeking consummation until Ben's member became flaccid and penisilent
Penisilent by Clifhanger April 12, 2017

Penisity 

A relative measure of how much of a dick a person is.
Depending on your preferred news source, Mitt Romney may have higher or lower penisity as compared to Barrack Obama.
Penisity by homebrew dave November 7, 2012
Pennsic is a short term for "Pennsic War", the world's largest SCA event.

For the sake of simplicity, "Pennsic" is used instead of "Pennsic War" in conversation and Casual writings.
There are people from all over the world who attend Pennsic.

Hey, Gywn, are you going to Pennsic this year?
the plural word for penis/to refer to multiple penises.

ex.

1 octopus= 2 octopi
1 penis= 2 penisi
leah: men really need to calm down about their penisi.
penisi by penisiarereal January 16, 2022

penisillin 

What you give a girl to get rid of her "headache"
My bitch didn't feel so good, so I gave her a shot of penisillin.
penisillin by longdongjimmyjohn June 11, 2003
More from Urban Dictionary

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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