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full extension

The act of drinking from a bottle or can while the arm is "fully extended", pouring the beer from above one's head on to one's mouth, face, shirt and occasionally pants.
Excited by their engagement, Alexis and Billy celebrated with a full extension, and in the process soaked the couple at the table next to them.
full extension by Rob Pfeifer February 11, 2008

Harvard Extension School 

The backdoor into Harvard. Despite its lack of prestige due to its open enrollment, graduates somehow end up getting into top ranked graduate schools, and coveted jobs. Yet they only paid 1/4 of the price for pretty much the same degree as the "real" Harvard students.
Person 1: "Where did you go to college"
Person 2: "Harvard Extension School"
Person 1: "What's that?"
Person 2: "The evening classes at Harvard"
Person 1: "Oh so you're not a real Harvard student? Well at least I went to the real University at Yale"
Person 2: "Yeah have fun with that, now I'm going to go back to my job at Goldman Sachs, and destroy the economy some more, while you have fun paying off your massive loans that I own."

penis extension 

A descriptive term for an expensive vehicle owned by a man, said by a woman who has a pussy so big you could fit a car in it.
Woman:(sarcastic) Hey, nice penis extension you've got there!
Man: STFU and spread your legs so I can park, it's starting to rain!

Life Extension 

Based on cryopreservation through many novels and movies such as Vanilla Sky. One has the ability to freeze oneself under ultra-cold temperatures, making the aging process stop and non-existing which would achieve "suspended animation". Already there have been cases of this process, even companies like "www.alcor.org" is offering the service of immortality through cryogenics. Soon we can see if this technology can be harbored.
Soon I will achieve exactly what Tom Cruise acheived in Vanilla Sky, by purchasing life extension membership from Alcor.
Life Extension by Allen "Aames" Han September 28, 2006

Extensions 

Hair extensions are made from a range of human and synthetic fibers. Synthetic fibers include Kanekalon and Toyokalon, and can differ from brand to brand. Synthetic hair in general is less expensive than human hair, and is available in a wide array of colors and textures, from natural to extraordinary. Human hair is available in many different grades, and is usually advertised by ethnic origin; India, China and other Asian countries are the top suppliers for 'virgin', or unprocessed hair. Eastern European countries are the source of 'Caucasian' hair.
Hair extensions are mostly seen on 'scenesters'.
Extensions by angieellymarie August 20, 2008

extension course

a course which is taken on the pretense of expanding one's knowledge and for the purpose of naming the institution on your resume. normally paid for by your boss.
"so are we on for golfing thursday at 3 p.m.?"

"I can't, I'm working..."

"you should've signed up for the extension course..."
More from Urban Dictionary
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

Respectfully 

Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.

After school, The Modells on Jamaica Ave was active. Respectfully.
Respectfully by john quan the first December 20, 2020
Word of the Day on September 26, 2026
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