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a uniquely Finnish quality;
the word used to typify the Finnish spirit;
a concept that is at the heart of how all Finns view themselves;
a certain feature or value considered by Finns to be typically Finnish

- endurance, resilience, tenacity, determination, perseverance

- an inner reserve of diligence, capacity, the ability to face head-on and always overcome

- craziness: the recklessness that inspires a person to take on something in the face of incredible odds

- bravery, empowerment, inner strength
Gritting your teeth, continuing to fight against an overwhelming enemy, clearing a forest with your bare hands, continuing on to win a race even after falling.

Sisu means that you finish what you start, you don’t quit in the middle of a job, and you don’t whine.

"It doesn’t take sisu to go to the North Pole; it takes sisu to stand at the door when the bear is on the other side."
sisu by Martha's_Cellmate November 11, 2004
Related Words
SISUH • sish • sinuhe • sishir • sisu • Sibuhatullah • Sisheng • sishjas • sishlow • sasuhina
Sisha is a tyoe of girl who cares and helps for people. She someone time pretends nothing is going on when there is something going on. She hides behind fake smiles. She is beautiful and outgoing. Good grades and would basically stand up for anyone.
Teacher: Sisha just helped that kid over there with autism so she deserves a reward.
Sishi is an outgoing girl who is always smiling. She will give you presents randomly and call you extremely high-regarding titles such as your majesty, my Queen, etc. She is engaged to be married and likes to take photographs..sometimes of her food. She is fun.
I just got a plastic flower for Valentine's Day from Sishi....so typical.
sishi by natalyeah April 12, 2015
Finnish principle of high power of will which should make you to achieve anything. Characteristics: Determination, courage, persistence (etc.)
In Finland we have three things called sisu, sauna and Sibelius and that's what we are.
sisu by Esko Pasko May 16, 2004

sisthren 

refering to a female in a positive manner.
mainly used by rasta
jah bless mah brethren n sisthren
sisthren by KennyG January 11, 2008
the sucking sound with your tongue against the roof of your mouth, that is the sound of exasperation.
sish by honeylick May 18, 2004
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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