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A metal ball that has 4 spikes arranged like the corners of a tetrahedron. Used for slowing calvalry. (The spikes stab into the horses hooves) I almost looks like a playing jack.
Sam layed the caltrops accross the roads and all the horses who ran through the road couldn't run anymore.
caltrop by Switch_lordoftheferrets February 15, 2004

CALTROP! 

A practical joke involving twisting a staple into a 3D triangluar shape so that when thrown on the ground, a pointy part will always stick up. Can be thrown into the back of peoples' shoes when they are leaning forward and distracted. Will produce a sharp pain in the inflicted and much anger towards the inflicter.
J: caltrops, caltrops, CALTROP!
P: fuck guy, the staples are stuck in my foot!
CALTROP! by Young Reezie January 29, 2008
Something someone might make you say to give up.
Say calfrope and ill quit tickling you.
calfrope by Jinxie Dee Breece September 29, 2020

castrophony 

Then there came a sound, distant first, it grew into castrophony
So immense that it could be heard far away in space

There were no screams, there was no time
The mountain called Monkey had spoken
It was only fire and then, nothing.
castrophony by someguy June 24, 2016

castrophany 

A word who's origins are rooted in a Gorillaz song entitled Fire Coming Out of the Monkey's Head.

Although the word has never been defined, it is guessed (by vitrue of word roots and context clues) to mean terrible sounds of catastrophic proportions.
And then came a sound. Distant first, it grew into castrophany so immense it could be heard far away in space.
castrophany by Deadly Pancake December 25, 2008

castrophany 

combination of the words catastrophe (an event causing great and often sudden damage or suffering) and cacophony (a harsh, discordant mixture of sounds.)
It grew into castrophany
castrophany by MJBIG September 12, 2015
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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