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this is not a made up word it means blocked up or a dried up throat
i have got a really bad gack mouth.
my throat is all gacki
gacki by sophie aka doc July 24, 2006
Related Words

gachikoi 

Literally "serious(ly in) love".

Term commonly used by fans of japanese idols to refer to other fans that are actually in love with the idol they support.
"I truly think Sasaki Kumi and I would make a good couple" "holy shit! you're gachikoi, aren't you?"
gachikoi by kik1782678176 December 24, 2020

Ero gaki 

Horny brat, from Ero (エロ) + gaki (ガキ)

Term used to describe a kid with raging hormones, usually obsessed with erotic adult content or it's derivates
Heyy, Subaru, i found some porn magazine in the street, wanna read it together with me?

(Ero gaki talking with their friend after school ends)
Ero gaki by Dazaizai January 15, 2023
Extremely disgusting sex move. when a girl is giving a guy a blow job, he jams his dick far down her throat making her gag and cums at the exact instant the bile reaches her throat.
Dude! I totally gackked her last night!
gackk by differin12 June 24, 2005

gacked to the gills 

Obscenely high on any substance.
My boy Tommy is always gacked to the gills on some substance or another. That fool's crazy!
gacked to the gills by Quailsareneat December 30, 2011
someone who loves to get fucked in the hairy ass by an old man
I am a gaci and a versatille man.
Gaci by noname1743 May 16, 2022
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
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