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cinder blocks in motion 

When someone is attempting to wheel but can't. The idea is that while a wheel can move, a cinder block rotating doesn't get anywhere.
Guy 1: I asked Sarah out to coffee again, but she said she's still sick.
Guy 2: Dude, I saw her at the bar yesterday - you're just cinder blocks in motion. Move on.

Cinderblock 

Or cinder block

Interjection used to throw a cinderblock (to a someone/something) or an object resembling a cinderblock; alternative for ' yeet'
*kid driving a bike*
Cameraman: cinderblock
Cinderblock by Antisarcasm May 13, 2022

cinderblock 

A pleb. Or someone annoying or just, on a very good night, a member of the public. Plural ("Cinderblocks") may be abbreviated to "cinders"
(While driving through a town at night, as you pass some townies or plebs): "Wooooooooooooaaaah cinderblock!!!"

This may be shortened to "wooooooooooah cinders", "bloody cinders", "pissin cinders", etc. as required
cinderblock by miles2k6 October 23, 2006

Cinderblock 

Some one who cock blocks really hard just to be a doosh cause their not getting any.
You: Hey Jenna, want to grab a drink.

Jenna: Yes, id love to.

Cinderblock: Fuck that, kid is an idiot.

You: Fuckin cockblock!
Cinderblock by Bossndacrib July 19, 2011

cinderblock 

The act of having sex with a girl and dropping a cinderblock on her face. A form of foreplay.
"I as banging this chick and she asked me if I was into some freaky stuff. So I dropped a cinderblock on her face.
cinderblock by Nick Donofrio August 11, 2006

Cinderblock 

1. Nickname of Josh Lyles, inventor of the Cinderblock. 2. To have sexual intercourse with a girl. 3. To destroy or defeat someone or something.
1. No one messes with the Cinderblock.
2. Wow, I cinderblocked this really hot girl last night.
3. Wow, he totally cinderblocked me in that wrestling match.
Cinderblock by Jacob W. April 9, 2004
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
NYC people who migrate north to Quahog, RI to see the leaves in the fall.
New York and everyone from there can fornicate themselves with an iron stick.
leafers by ss++ February 8, 2005
Word of the Day on September 27, 2026
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