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.

killfire 

Probably first used on the Internet, now widespread amongst immature geeky teens.

Fire. Which is deadly.
Because it kills stuff.
killfire by Lou Paper April 10, 2005
Related Words
Dying while trying to take a selfie
The dude took a Selfie with his iphone on the railroad tracks. He never saw a train coming. That's what you call a killfie!!
Killfie by Chrome Dome 767 November 22, 2016

killfile 

a list of addresses or names on a computerised mail system, particularly on usenet. when a mail (or post) is recieved and the sender is on the list the mail is automatically deleted or 'killed'. for a laf see the google on the killfile fairy.
"I have never felt quite so creeped out by a person, either virtual or real. People have been correctly pinning his obsessive and vindicative nature for along time. I just thought it was regular flame fodder - grist for the mill. But I was wrong. Oh, was I wrong.
In light of the recent phone threats I received today. I am imposing a black ban on no need to get personal. He is certifiably obsessed to the point of harassment and I ask that people maintain an effective wall of silence,
or similarity killfile the weasel."
killfile by gan October 2, 2003

killfile 

1) A database script designed to disconnect an unwanted user from an IRC network.

2) A list of controls designed to filter unwanted junk mail to the trash.
Goodbye butt monkey, welcome to my killfile!
killfile by The unknowing Oracle October 11, 2003

killfrenzy 

In Halo 2, when you kill 6 noobs within 4 seconds of each other.
im so fuckin good, i just got a killfrenzy!!!!!!!!!
killfrenzy by Captain Homeless September 22, 2006

killfile 

A utility which Blocks Emails etc
She's ignoring me? Right Killfile her.
killfile by Container October 4, 2003
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