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bullheaded

A person who is headstrong but to the point where theyre foolishly or irrationally stubborn; obstinately opinionated, especially in refusing to consider alternatives.

Basically theyre hard to work with because he/she believes they have all the answers, regardless of the facts or opinions.
Will is very bullheaded. He literally shuns my ideas because he thinks he has all the answers.

You are the most bullheaded person I've ever known!
bullheaded by Jonn Taylor June 14, 2010

Bullheaded

Being stubborn. Doing something when you already know what's going to happen. Blatantly ignoring others advice.
That man sure is bullheaded. I told him doing that would end badly but he didn't listen and now he's got a cast on his leg for four months. .
Bullheaded by Bermudian slang March 3, 2019

bullshapes 

feces comeing out of someones anal canal; a saying
Man his bullshapes stink.
bullshapes by -=Ren =- January 16, 2011

bullheaded

The trait possessed by Andrew Repine and his family members. It exemplifies a person who takes the extra steps to get ahead in life and distinguish himself from the pack. Future billionaire, leader, family man, advisor, and friend.
Andrew Repine is bullheaded..
bullheaded by Danny V April 13, 2005

Bullsnake 

A stubborn person in the action of scheming on others
When you bullsnake you might catch ya ass whipped.

Bullheaded

He is most bullheaded person I know.
Bullheaded by Velvetrevolver23 November 2, 2020
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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