Skip to main content
Urban Dictionary Merch
Your favorite words on things you can wear, drink from, read, or give to a friend.
The Urban Dictionary Store sells gifts you’ll have to explain.

Sisterfucker 

Sisterfucker. S-I-S-D-U-uh....-D-E-uh...R...fucker. Sisterfucker.
-Alabamian

sister fucker

get off your your brother you sister fucker
sister fucker by tony's big bologna September 28, 2005

sister fucker

One who makes friends with a guy only to get close to his (usually younger) hot sister.
I thought Kevin was my friend... But it turned out he just wanted my sister. What a shameless sister fucker!
sister fucker by Urban_Fellow June 24, 2006

shitterfucker 

1. someone that fucks someone in the ass.
2. someone thats an ass.

a universal phrase that can be taken in many ways and used in many contexts.

the word was made up by elyse and dave at kean university.
1. you're a shitterfucker.
2. you shitterfucker.
shitterfucker by polishdevil December 11, 2004

Sister fucker

95% of the people that don't live in a city
Not all truck drivers are sister fuckers but all sister fuckers are truck drivers
Sister fucker by treeman7 June 9, 2018

Sister Fucker

Implies that some one fucks there sister. TO be used in a very derogatory tone. The implication of incest is not acceptable in any culture. It is a very popular saying in India, and will usually result in huge fight when muttered.
Yo Sister Fucker you messed up today's order!
Tobus is such a Sister Fucker!
Sister Fucker by Lanus69 September 30, 2012
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
Load more