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longcoat 

A secretive person who is usually a private detective.
This longcoat has been working on a case of missing people.
longcoat by Slang Advisory Board March 26, 2019
A long, white cat that's popular throughout /b/tards and the /b/ board. Usually photoshopped into funny pictures.
longcat is LOOOOOOONG
longcat by BIG M-SLICE September 17, 2006
An exceptionally long white cat originating from 4chan's /b/. See also Tacgnol.

As a meme, has given birth to the phenomenon of doubling adjectives for variety or emphasis.

-Longcat is looooooong.

-John: What did you think of Gigli?
Sean: Bad movie is bad.

-I've been reading Einstein's papers, and boy. Smart man was smart.

-(during the end of Star Wars Episode 3)
Anakin: HOT LAVA IS HOT
Longcat by T_Andrews October 21, 2007

dutch longboat 

Variation of the dutch rudder, in which 3 or more people link arms while each man in the group holds on to his own penis. Everyone in the chain then moves their arms up and down, causing each man's hand to stroke his penis under other people's control.
"Hey, how was the orgy last night?"
"Kinda slow at first, but then someone suggested we start a dutch longboat, and that got everyone loosened up."
dutch longboat by peasman July 4, 2010
Noun: a cat that is long, or, more notably, a white female cat holden by two hoomin hands that is so long that if she fought Tacgnol, the world would end.

Verb: to use an adjective twice in the same sentence.
Longcat is long!

Shortcat is short!

Dumbass is dumb!

Groundskeeper Willy is a groundskeeper!
longcat by Fosterpython January 8, 2009

Longcat vs Widedog

Longcat vs Widedog should be made into a movie where they just end up killing each other.

Widedog is WIIIIIIIDE. Longcat is LOOOOOOOONG.
Longcat vs Widedog by WillRKewl October 13, 2009
More from Urban Dictionary

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

You met me at a very Chinese time in my life

A moment in time where you feel distinctly Chinese over all other things.
Dante: "I wish I could be Nigerian, but I can't because I'm Chinese. You met me at a very Chinese time in my life."
Word of the Day on September 25, 2026
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