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jackathon 

A long period of male masturbation generally watching porno films. Sometimes the man will squirt his load on a models picture.
Today I think I will have a Jackathon as I have a big load to shot on her face.
jackathon by blowmenow February 5, 2008

Jackathon 

When you masturbate so much with a smart watch on and it says you ran a marathon.
“I jacked off so much during Dick destroying December my watch says I ran a marathon. A real jackathon was completed.”
Jackathon by MaBrain September 14, 2018

Jackathon 

Where you see how much you can jack off in one day before you can't get an erection anymore.
Hey Ryan wanna do a jackathon?
Me: Fuck yea, I'll be sure to stay stiff the whole time
Jackathon by ItsMaybeEthernet March 27, 2015

Jawnathon 

When one would like to get serious with their jawn.
My jawn is acting up today. When I get home I'm laying down the law. "Jawnathon get your shit together".

"Jawnathon, you loser! Crack and cocaine are not the same!"
Jawnathon by ugly sacks June 12, 2018

Jackatorium 

Any room used to rub one out, or masturbate.
For example, a bedroom with a sports illustrated swimsuit edition, is a fine room to convert to a jackatorium, temporarily.
Or you could convert your moms living room, to a jackatorium while watching Friends on TV.
Or, say you are researching anatomy on the internet, on your dads computer, well then, his office just became a jackatorium, didn't it?
Jackatorium by Shwagg March 18, 2007

jackathan 

"jackathan🤤🤤🤤🤤"
jackathan by ztaine August 3, 2023
More from Urban Dictionary
Ulzzang true definition is "best & "face" = best face in korean. They are basically people with above average looks, sometimes with the use of photoshop and haduri who post their pics online, some becoming internet celebrities.
"Hey, see that chick over there? She's pretty enough to be an ulzzang. :D"
ulzzang by `r i k kit t y February 26, 2008
Word of the Day on November 7, 2026
EBK stands for "Elite Ball Knowledge." 1 In internet slang, "ball knowledge" originally referred to a deep understanding of football/soccer or basketball, but it has evolved into a broader term for having a highly sophisticated, deep, or niche understanding of any specific topic (such as music, movies, or subcultures).
Person A: "That scene was a direct homage to an unreleased 1982 Japanese indie film."
Person B: "Wow, EBK."
EBK by silwhett November 5, 2026
Word of the Day on November 6, 2026
A seemingly endless debate with a idiot
I don't know man im not ready for yap trap stupidity today which always tries to suck you into it
Yap Trap by WolfieSnack November 4, 2026
Word of the Day on November 5, 2026
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